The problem involves calculating the speed of a driver who covers a distance of 198 km from Jeffreys Bay to Knysna in 2 hours. Using the formula Speed = Distance / Time, we find that the driver's speed is 99 km/hour.
To calculate the driver's speed, we need to use the formula:
Speed = Distance / Time
We are given that the distance from Jeffreys Bay to Knysna is 198 km. The time taken by the driver is 2 hours because they departed at 9 o'clock and arrived at 11 o'clock.
Substituting the given values in the formula, we get:
Speed = 198 km / 2 hours
Speed = 99 km/hour
Therefore, the driver's speed is 99 km/hour.
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Three runners are training for a marathon. One day, they all run about ten miles, each at their own constant speed. Which of the three runners has the fastest pace?
Answer:
Runner 2 has the fastest pace
Step-by-step explanation:
The first one we need to find the slope
m = (y2-y1)/(x2-x1) = (40-0)/(4-0) =40/4 = 10 minutes per mile
The second is 8.5 minutes per mile
The third we need to find the slope
m = (y2-y1)/(x2-x1) = (90-72)/(10-8) =18/2 = 9 minutes per mile
(5,-8) and (r,-4); slope: 4
Find r
Answer:
Your missing point would be 6.
I need help please! In each case below, list the lettered measures for angles or sides in descending order (FROM GREATEST TO LEAST).
Answer:
β, α, γ
Step-by-step explanation:
The figure only shows us the side lengths of the triangle, but is asking for the angles.
Thus, we have to use the angle relationships of a triangle to answer the question.
⭐What are the angle relationships of a triangle?
the angle opposite of the largest side is the largest anglethe angle opposite of the smallest side is the smallest angleα° is opposite of the side length with 9 cm.
β° is opposite of the side length with 12 cm.
γ° is opposite of the side length with 5 cm.
∴ The angles from highest to the least are β, α, γ
IF THIS RESPONSE HELPED YOU, PLEASE MARK IT THE BRAINLIEST :-)
Answer:
Step-by-step explanation:
The answer should be BAY but if i check it don't work
keegan has 30 dollars to spend on pita wraps and bubble tea pita is 6 bubble tea is 3 what is keegans optimal consumption bundle
To find Keegan's optimal consumption bundle of pita wraps and bubble tea, we need to determine the combination that maximizes his utility while staying within his budget of $30. The price of a pita wrap is $6, and the price of a bubble tea is $3.
Step 1: Calculate the maximum quantity of each item Keegan can buy with his budget.
- Pita wraps: $30 / $6 = 5 wraps
- Bubble teas: $30 / $3 = 10 bubble teas
Step 2: List all possible combinations of pita wraps and bubble teas within the budget.
1. 0 wraps and 10 bubble teas
2. 1 wrap and 8 bubble teas
3. 2 wraps and 6 bubble teas
4. 3 wraps and 4 bubble teas
5. 4 wraps and 2 bubble teas
6. 5 wraps and 0 bubble teas
Step 3: Determine the optimal consumption bundle.
Without information about Keegan's preferences, we cannot definitively determine his optimal consumption bundle. However, these six combinations represent all possible bundles that Keegan can purchase with his $30 budget. Keegan's optimal consumption bundle would depend on his personal preferences for pita wraps and bubble teas.
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Let C = (9:g' = 1) be the cyclic group of order 4. Let k = C (which is an algebraically closed field). Classify all simple modules of Cd up to isomorphism. (Hint: Use consequences of the Artin-Wedderburn theorem and/or Schur's lemma to deduce how many simple modules kСhas up to isomorphism and what their dimensions are. Then think about how g should act on each simple representation in light of the fact that g' = e.)
The simple modules of Cd, up to isomorphism, can be classified as follows:
There is one simple module of dimension 1.
There is one simple module of dimension 2.
There is one simple module of dimension 4.
What is the classification of simple modules of Cd?To classify the simple modules of Cd, we can utilize the Artin-Wedderburn theorem and Schur's lemma. Firstly, since k is an algebraically closed field, the Artin-Wedderburn theorem implies that the group algebra Cd can be decomposed into a direct sum of matrix rings over k. Since the order of the cyclic group C is 4, we have four distinct conjugacy classes. Thus, the decomposition of Cd will have four matrix rings.
Next, we consider the dimensions of the simple modules. Schur's lemma states that the endomorphism algebra of a simple module is a division algebra. Since k is algebraically closed, the only division algebra over k is k itself. Therefore, each matrix ring corresponds to a simple module, and the dimension of each simple module is equal to the dimension of the corresponding matrix ring.
Since we have four matrix rings in the decomposition of Cd, we have four simple modules. The dimensions of these modules correspond to the dimensions of the respective matrix rings. Thus, we have one simple module of dimension 1, one simple module of dimension 2, and one simple module of dimension 4.
In light of the fact that g' = e (the identity element), we can deduce that g acts trivially on each simple representation. Therefore, the action of g on each simple module is given by the scalar multiplication by the corresponding eigenvalue. This completes the classification of all simple modules of Cd up to isomorphism.
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PLS PLS PLS HELP I DONT HAVE MUCH TIME FOR THIS! I WILL MARK BRAINLIEST AND 22 POINTS!
Answer:
37
Step-by-step explanation:
Can someone pleaseeee help and if you’re correct i’ll give brainliest
Answer:
2826
Step-by-step explanation:
A gas station sells unleaded regular and unleaded premium gasoline. The price per gallon charged by the station is$1.299 for unleaded regular and $1.379 for unleaded premium. The cost per gallon from supplier is$1.219 for unleaded regular and $1.289 for unleaded premium. If equals the number of gallons sold of regular and equals the number of gallons sold of premium:(a) Formulate the revenue function from selling and gallons of the two grades of gasoline respectively?(b) Formulate total cost for purchasing and gallons?(c) Formulate the total profit? d) what is the total profit expected to equal if the station sells 100,000 gallons of unleaded and regular and 40000 of unleaded premuim?
Answer:
a) Revenue function = 1.299r + 1.379p
where: r = gallon of unleaded regular gasoline and p = gallon of regular unleaded premium gasoline
b) cost function = 1.219f + 1.289p
c) profit function = (1.299r + 1.379p) - (1.219f + 1.289p) = 1.299r - 1.219r + 1.379p - 1.289p = 0.08p + 0.09p
d) total profit = (0.08 x 100,000) + (0.09 x 40,000) = $8,000 + $3,600 = $11,600
Solve for
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The value of m for the given equation is 18. The solution has been obtained by solving the linear equation.
What is a linear equation?
A linear equation is the one with the highest degree of one. This demonstrates that there are no variables in a linear equation with an exponent bigger than one. On the graph, such an equation yields a straight line.
We are given an equation as 2 = m/2 - 7
On solving the equation for m, we get
⇒2 = m/2 - 7
⇒2 = (m - 14)/2
⇒2*2 = (m - 14)
⇒4 = m - 14
⇒m = 18
Hence, the value of m for the given equation is 18.
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Which of the following could be a real-world description of 5x − 18?
$18 in addition to the cost of 5 hot dog combos
The cost of 18 people splitting 5 hot dog combos
The cost of hot dog combos less an $18 coupon split by 5 people
$18 less than the cost of 5 hot dog combos
Answer:
$18 less than the cost of 5 hot dog combos
Step-by-step explanation:
First, we see from the minus sign that this will be subtraction. PEMDAS (order of operations) says we do the multiplication first, then the subtraction.
k/3 +16 as an expression in words
Sometimes in math we describe an expression with a phrase
"2 more than 5"
can be written as the expression
2 + 5.
Similarly, when we describe an expression in words that includes a variable, we're describing an algebraic expression
An expression in math is a sentence with a minimum of two numbers or variables and at least one math operation. This math operation can be addition, subtraction, multiplication, or division. The structure of an expression is: Expression is (Number/variable, Math Operator, Number/variable)
There are two ways to write the given expression in words
1.The sum of the quotient of the number k by the number 3 and the number 16.
the sum (+)
quotient k/3 = k : 3
2.The sum of the third part of the number k and the number 16.
third part = k/3
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Suppose h(t) = -5t^2 + 3 is the height of a diver above the water (in meters), t seconds after the diver leaves the springboard. PLEASE HELP 50 POINTS!!!!
a. How high above the water is the springboard? Explain how you know.
b. When does the diver hit the water
c. At what time on the diver's descent toward the water is the diver again at the same height as the springboard?
d. When does the diver reach the peak of the dive?
Answer:
brainliest please i work really hard for this
Step-by-step explanation:
Hit Water:
He hits the water when his height, h(t), is 0 meters above water.
0 =
This is no factorable so we use the quadratic formula.
(-b±√(b²-4ac))/2a
(-10±√(10²-4*-5*3))/2*-5
(-10±√(100+60))/-10
(-10±√160)/-10
(-10±√16*10)/-10
(-10±4√10)/-10
(-10±4√10)/-10 Seperate to two equations
(-10+ 4√10)/-10 and (-10- 4√10)/-10
(-10+12.65)/-10 (-10-12.65)/-10
-.265 Not Solution 2.265 Seconds
Becasue there is no negative time
The diver hits the water at 2.265 seconds
For when he is at the same height as the spring board, we need to find the height of the spring board, and we do that by substituting 0 for t because we need the height 0 seconds after he jumps.
h(0) = -5*0^2 +10*0 +3
h(0) = 3 The height of the spring board is 3 so we need to know when he is at 3 meters again.
3= -5t^2 + 10t + 3 Subtract 3 from both sides
0= -5t^2 +10t
0= -5(t^2-2t) Factor out -5 and divide both sides by -5
0= t^2-2t
0= t(t-2) Factor out t.
Solve.
t= 0 t-2=0
t= 2
He will be at the same height as the spring board at t= 2 seconds
find the inequality represented by the graph
Answer:
y>=-2x-5 is the answer. Just to be sure, check the points of the equation with an ordered pair shaded that should reveal if this answer is valid.
Step-by-step explanation:
What is an equation of the line that passes through the point (−2,−3) and is parallel to the line 4x−y=1?
6). positive integer n is the product of the odd numbers from 99 to 199, inclusive. if n is divisible by 5k , what is the greatest possible value of k?
The greatest possible value of k such that n is divisible by 5k is 39.
What is odd number?Any number that cannot be divided by two is considered an odd number. For instance, 25 is strange because it cannot be split by 2. A integer is considered to be divisible by two if its last digit is any of the following: 0, 2, 4, 6, or 8.
To find the greatest possible value of k such that n is divisible by 5k, we need to determine the highest power of 5 that divides n.
The product of the odd numbers from 99 to 199, inclusive, can be expressed as:
n = 99 * 101 * 103 * ... * 197 * 199
To find the power of 5 that divides n, we need to determine the number of factors of 5 in the product.
A factor of 5 is introduced for every multiple of 5 in the product. We need to count the multiples of 5 in the range from 99 to 199.
The largest multiple of 5 in that range is 195, which is 39 * 5.
Therefore, there are 39 multiples of 5 in the product.
To find the highest power of 5 that divides n, we divide 39 by k and find the largest possible integer value for k.
The largest possible value of k is the largest factor of 39.
The factors of 39 are 1, 3, 13, and 39.
Since we are looking for the greatest possible value of k, the answer is 39.
Therefore, the greatest possible value of k such that n is divisible by 5k is 39.
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What five-letter word becomes shorter when you add two letters to it?
you literally just need to add a single letter. You need to place the letters “t” and “r” to the word “shore”. After you do that, the word becomes “shorter”. Another possible answer is the word “Sorte”.
Answer:
The answer is in the question
So...short is a five letter word
You add er, so it is shorter
Step-by-step explanation:
The answer is short :D
The expression 23-4.7-5 is equal to -10 However, we can obtain values different than -10 by inserting a single set of parentheses. For example, we can insert parentheses around 23-4 and get:
(23-4) .7--5
Find how many values can be obtained in total in this way, including -10.
Note: inserting parentheses so there is implied multiplication is not allowed. For example:
2(3--4.7)--5
should not be counted.
The expression will give two different values can be obtained by inserting a single set of parentheses 13.3, and 23.3.
The total number of values that can be obtained by inserting a single set of parentheses, we need to consider the different possible placements of the parentheses within the expression 23-4.7-5.
The given expression is: 23 - 4.7 - 5
We can place the parentheses around any two adjacent terms in the expression. Let's consider the possibilities
A) (23 - 4.7) - 5
Resulting value
18.3 - 5 = 13.3
B) 223 - (4.7 - 5)
Resulting value
23 - (-0.3) = 23 + 0.3
= 23.3
So, with the given expression, two different values can be obtained by inserting a single set of parentheses: -10, 13.3, and 23.3.
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Find the volume (in terms of pi) of a sphere if it’s surface area is 100 pi ft2. PLEASE HELP ME
Hey there! I'm happy to help!
to find the volume of a sphere, you cube the radius, multiply it by 4/3, and then multiply it by π.
First, we have to find the radius. To find the surface area you square the radius and multiply it by 4 and then π.
Let's do that formula backwards on our surface area to find the radius.
We divide by π
100÷π=100
We divide by 4.
100÷4=25
We find the square root.
√25=5
Now, we use our radius in the volume formula.
5³=125
125×4/3=500/3
We multiply by π.
500/3π
Therefore, the volume of a sphere if its surface area is 100π ft² is 500/3π ft³.
Have a wonderful day! :D
Answer:
V=166.66\(\pi\) ft³
Step-by-step explanation:
The surface area of a sphere is 4\(\pi\)r²
100\(\pi\)=4
100\(\pi\)/4
25=r²
r=5
Now that we know the radius is 5, we can find the volume.
v=4/3\(\pi\)(5)³
v=(5*5*5*4)/3*\(\pi\)
V=166.66\(\pi\)
invested $ and money in years. also invested $, and after years the amount was equal to to the power. Who had more money after years? Explain.
The scenario involves two people who invested different amounts of money for a certain number of years, with one person also investing an additional amount later.
What is this based on?The investment scheme is based on compound interest, which means the interest earned on the investment is added to the principal, and then the interest is earned on the new total.
After the given number of years, the question asks which person has more money based on their investments and the interest earned.
P.S: Your question is incomplete, so I gave you a general overview of a possible scenario about compound interest.
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What are the 5 steps to solve a linear equation?.
Answer:
1. Distribute
2. Combine like terms
3. Get all variable on one side and everything else on the other (Inverse operations: Add / subtract)
4. Solve for one of your variables (inverse operation: Multiple / Division
5. Simplify
Find m/TRS if m/1 = 2x + 4 and
m/2= 3x - 3.
T
P
S
1
R
If the angles are ∠1 = 2x + 4 and ∠2 = 3x - 3, then m∠TRS = 36°.
What is an angle?
An angle is a figure in plane geometry that is created by two rays or lines that have a shared endpoint. The Latin word "angulus," which meaning "corner," is the source of the English term "angle." The shared terminus of two rays is known as the vertex, and the two rays are referred to as sides of an angle.
The measure of ∠1 = 2x + 4
The measure of ∠2 = 3x - 3
The measure of ∠TRS is -
∠TRS = ∠1 + ∠2
Since, PR is a bisector then ∠1 = ∠2.
The equation is -
2x + 4 = 3x - 3
2x - 3x = - 3 - 4
-x = -7
x = 7
Substitute the value of x in the angles -
∠1 = 2(7) + 4
∠1 = 14 + 4
∠1 = 18°
∠2 = 3(7) - 3
∠2 = 21 - 3
∠2 = 18°
So, the value of ∠TRS is -
∠1 + ∠2
18° + 18°
36°
Therefore, the measure of ∠TRS is 36°.
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Sigma-32 is a sigma factor, which mediates response to heat shock. What is the most likely effect in an e. Coli strain which has a mutation in the gene encoding sigma-32?.
According to the sigma factor, the gene encoding sigma-32 states that Genes usually unregulated by heat shock will be less responsive to heat treatment.
Sigma factor:
Sigma factor defines that a detachable polypeptide subunit of RNA polymerase that facilitates the initiation of transcription by recognizing specific DNA promoter sites.
Given,
Sigma-32 is a sigma factor, which mediates response to heat shock. What is the most likely effect in an e. Coli strain.
Here we need to determine in which has a mutation in the gene encoding sigma-32.
While we looking into the given question, Sigma-32 is a sigma factor, which mediates response to heat shock.
Basically, the genes usually unregulated by heat shock will be less responsive to heat treatment.
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7 birds were sitting on a branch when a loud noise scared 4 of them away. What percentage of birds remained on the branch?
Find the highest common factor (hcf) of 46 and 38
Answer:
2
Step-by-step explanation:
2 is the highest number than multiplies into both 46 and 38
NEED HELP WITH NUMBER 2 PLS I WILL MARK YOU BRAINLIEST
Answer:
The slope is 25 and the y-intercept is 100
Step-by-step explanation:
With linear equations (y = mx + b), m is always the slope, which, in this case, is 25. It could also be written as \(\frac{25}{1}\), although it's not necessary here
B is always the y-intercept, which is 100 here
Which of the following could be an isosceles triangle?* M
(1 Point)
5 inches, 8 inches, 9 inches
6 inches, 8 inches, 12 inches
9 inches, 5 inches, 5 inches
3 inches, 4 inches, 6 inches
Answer:
CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
CUS ISOCOLIES IS TWO SIDES THE SAMEE
Step-by-step explanation:
A study compared the effects of regular-fat cheese to an equal amount of reduced-fat cheese on LDL cholesterol levels. What is/are the dependent variable(s)?
a. regular fat cheese
b. LDL levels
c. reduced fat cheese
d. both a and b
e. both b and c
In the given study comparing the effects of regular-fat cheese to reduced-fat cheese on LDL cholesterol levels, the dependent variable(s) refers to the outcome(s) that are being measured or observed. In this case, the dependent variable in this study is: b. LDL levels
The dependent variable is the variable that is measured or observed to assess the effect of the independent variable(s). In this case, the study is comparing the effects of regular-fat cheese and reduced-fat cheese on LDL cholesterol levels.
LDL cholesterol levels are the outcome being measured to determine the impact of the different types of cheese on cholesterol. Therefore, option b, LDL levels, is the dependent variable in this study. Options a (regular fat cheese) and c (reduced fat cheese) are not the dependent variables but rather the independent variables, as they are the different conditions being compared to assess their effect on LDL levels.
Option d (both a and b) and option e (both b and c) are incorrect because regular-fat cheese (option a) is an independent variable, not a dependent variable.
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conditional formulas where the logic would state that if the conditions are met then the tool should exclude the data from analysis. t/f
True, conditional formulas can be used to exclude data from analysis if certain conditions are met. These formulas, often found in spreadsheet software and programming languages, allow you to set specific criteria that must be met in order for the data to be included or excluded from your analysis.
This can be useful in situations where you need to focus on specific subsets of data, or to remove outliers or irrelevant information from your dataset.
By incorporating conditional logic in your formulas, you can ensure that only relevant and useful data is included in your analysis, making it more accurate and efficient. Overall, the use of conditional formulas can greatly enhance your data analysis by providing a flexible and powerful tool to filter and process your data based on specific requirements.
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Find the values of the trigonometric functions of t from the given information.sect=3, terminal point of t is in Quadrant IV.
We have that, the values of the trigonometric functions are going to be given by
\(sin t = -0.98\\cost = -0.15\\tan t = -6.40\\cot t = -0.16\\sec t = -6.71\\csct = -1.02\\\)
How do we find the value of trigonometric functions?The trigonometric functions of t, in Quadrant IV, can be found using the basic trigonometric relations. Since the terminal point of t is in Quadrant IV, the values of the trigonometric functions can be found by taking the absolute value of the given angle.
\(sin t = | sint | = |sin (sect) = |sin 3| = -0.98\\cost = |cost| = |cos (section) = |cos 3| = -0.15\\tant = |tant| = |tan (sect) = |tan 3| = -6.40\\cot t = |cot t| = |cot (sect) = |cot 3| = -0.16\\sec t = |sec t| = |sec (section) = |sec 3| = -6.71\\csc t = |csc t| = |csc(section) = |csc 3| = -1.02\\\)
These are the values of the trigonometric functions of t given that its terminal point is in Quadrant IV.
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Find the equation of the line below