ryan rides his bike for 30 minutes and travels a distance of 4 miles. how fast was he traveling? 4 miles per hour 6 miles per hour 8 miles per hour none of these choices are correct.
Ryan rides his bike for 30 minutes and travels a distance of 4 miles. He was traveling 8 miles per hours.
Ryan rides his bike for 30 minutes and travels a distance of 4 miles.
We have to determine how fast he was traveling.
Time = 30 minutes
First we convert the minutes in hours.
As we know that;
1 hour = 60 minutes.
So 1 minute = 1/60 hours
30 minutes = 30/60 hours
30 minutes = 1/2 hours
Distance = 4 miles
The formula of speed is;
Speed = Distance/Time
Speed = 4/(1/2) miles per hours
Speed = 4 × 2 miles per hours
Speed = 8 miles per hours
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Can I please get help in this percent prediction portfolio!
Choose one item of interest to you in the Historical Pricing Chart on the next page.
Calculate the percent of change of the item's price each decade, and use your results to determine the average rate of change from 1960–2000.
Comment on the trend in your item’s percent of increases.
Go shopping! Find the average current price of your item online, in the newspaper, or locally by looking at the price when you go to the store in the next day or two. Does the current price match the trend from 1960–2000 that you identified? Explain your thinking.
Create a line graph or other visual model to show the pricing trend. Be sure to include the current price in your model.
Predict the item's price at a future date. Use your calculations and visual model to justify your prediction.
Organize your analysis, prediction, explanations, and visual model in a brief news article. Your completed article will be submitted as your portfolio assessment.
Please explain the answer too! No rush please take your time!! Thank you
Answer:
I chose "Gallon Of Gas"
Percent of Change is (19.8C:CENTS:)per year
Average price of the item (Gas Gallon) this year (2021) is $3.744
Does It Match The Trend ? NO!
Disease in 2021 ranked the gas prices up a ton in 2021 almost by $2 in some states.
Predicted Gas Prices For Future Year !
$4 dollars per gallon / Capital price at the average rate of change and economic fixtures (Real-Life Problems)
Step-by-step explanation:
Calculate the percent of change of the item's price each decade, and use your results to determine the average rate of change from 1960–2000.
A common search on the web shows the expideited increase in gas prices incoming for the next decade.
Down below is the line graph recorded date sheet !
Choose the graph that represents the linear equation 6x - 2y = 12. *
9
Answer: x-intercept = 2, y-intercept = -6
Step-by-step explanation:
To solve this problem, we must first convert 6x - 2y = 12 to slope-intercept form by getting y by itself.
1. 6x - 2y = 12
2. -2y = 12 - 6x
3. -2y/-2 = 12/-2 - 6x/-2
y = 3x - 6
Using our knowledge of what the slope-formula represents, we know that the -6 is the y-intercept.
To find the x-intercept, we set the formula equal to 0 instead of y and solve for x.
1. 0 = 3x - 6
2. 0 + 6 = 3x
3. 6/3 = 3x/3
x = 2
Lin's father is paying for a $20 meal. A 7% sales tax is applied. What does Lin's father pay for the meal
Answer:
$21.40
Step-by-step explanation:
7% is equal to .07
multiply .07 times 20
=1.40
add the $1.40 sales tax to the meal price to get 21.40
Will give brainliest, need help ASAP
Find the area of this parallelogram
Answer:
Area = 147.03 cm²
Step-by-step explanation:
Area of parallelogram = \(Base*Heigth\)
Where base = 16.9 cm, Height = 8.7 cm
Area = 16.9*8.7
Area = 147.03 cm²
Answer:
147.03 square cm
Step-by-step explanation:
\(area \: of \: parallelogram \\ = base \times height \\ = 16.9 \times 8.7 \\ = 147.03 \: {cm}^{2} \\ \)
189 minutes equal how many hours and minutes
Answer: 3 hours and 15min
Step-by-step explanation:
Answer:
3 houurs and 9 minutes
Step-by-step explanation:
What is a requirement of supplementary angles? Supplementary angles must be adjacent. Supplementary angles must be nonadjacent. The measures of supplementary angles must add up to 90°. The measures of supplementary angles must add up to 180°.
Answer:
the measure of supplementary angles must add up to 180
Step-by-step explanation:
complementary angles add up to 90°
angles on a straight line are supplementary angles which add up to 180°
The measure of supplementary angles must add up to 180. The correct option is D.
What is a complementary angle?An angle is a shape created by two rays that share a terminus and are referred to as the angle's sides and vertices, respectively. Angles created by two rays are in the plane where the rays are located.
The complementary angles are defined as the angles having the summation of 180 degrees. The angles made by the straight lines are termed complementary angles.
The supplementary angles are the angles between the two lines that will be 90 degrees.
Therefore, the measure of supplementary angles must add up to 180. The correct option is D.
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How many terms are in the expression shown?
2n + 5 – 3p + 4q
Answer:
There are 4 terms in the given expression
How many soulutions are there to the equation below?
8x+47=8(x+5)
Answer:
Step-by-step explanation:
8x+47=8(x+5)
8x+47=8x+40
47=40
which is impossible so it has no solution.
Your aunt offers you a choice of $22,000 in 17 years or $950 today. At a discount rate of 20 percent, how much is your aunt's offer of $22,000 worth today? (Enter your answer as a positive number rounded to 2 decimal places.) If you invest $12,500 today, how much will you have in each of the following cases? Enter all answers as positive amounts. a. In 8 years at 7 percent? (Round your final answer to 2 decimal places.) b. In 17 years at 10 percent? (Round your final answer to 2 decimal places.) c. In 20 years at 12 percent (compounded semiannually)? (Round your final answer to 2 decimal places.)
At a discount rate of 20%, the present value of your aunt’s offer of $22,000 in 17 years is approximately $190.46.
To calculate the present value of your aunt’s offer, we use the discount rate of 20%. The formula for present value is PV = FV / (1 + r)^n, where PV is the present value, FV is the future value, r is the discount rate, and n is the number of periods. Plugging in the values, we have PV = $22,000 / (1 + 0.20)^17, which gives us approximately $190.46.
For the investment scenarios, we use the compound interest formula: A = P(1 + r/n)^(nt), where A is the final amount, P is the principal amount (initial investment), r is the interest rate, n is the number of times interest is compounded per year, and t is the number of years. Plugging in the given values for each case, we calculate the final amounts.
a. A = $12,500(1 + 0.07/1)^(1*8) ≈ $19,956.77.
b. A = $12,500(1 + 0.10/1)^(1*17) ≈ $46,426.32.
c. A = $12,500(1 + 0.12/2)^(2*20) ≈ $73,785.59.
Therefore, if you invest $12,500 today, you will have approximately $19,956.77 in 8 years at 7%, $46,426.32 in 17 years at 10%, and $73,785.59 in 20 years at 12% compounded semiannually.
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Emma has saved $26. 75 this month. She wants to buy a movie ticket for $8. 00, popcorn for $5. 50, and a drink for $3. 25. Will she have enough to buy these items and, if she does, how much change will she have left?
A) No, she will not have enough. B) Yes, she will get back $10. 0. C) Yes, she will get back $5. 50. D) Yes, she will get back $10. 50
B) Yes, she will get back $10.00
How to determine if Emma will have enough money to buy the movie ticket, popcorn, and a drink?To determine if Emma will have enough money to buy the movie ticket, popcorn, and drink, we need to calculate the total cost of the items and compare it to her savings.
Total cost = Cost of movie ticket + Cost of popcorn + Cost of drink
Total cost = $8.00 + $5.50 + $3.25
Total cost = $16.75
Emma has saved $26.75, and the total cost of the items is $16.75. Therefore, to find out if she will have enough money, we subtract the total cost from her savings:
Change = Savings - Total cost
Change = $26.75 - $16.75
Change = $10.00
Based on the calculation, Emma will have $10.00 in change left if she buys the movie ticket, popcorn, and a drink. Therefore, the correct answer is:
B) Yes, she will get back $10.00.
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True or False;
a=6 is a solution to the inequality azt
A. True
B. False
Answer:
The answer is true
A yogurt company claims that it prints a free yogurt coupon under a randomly selected 20% of its lids. A loyal customer purchases 85 yogurt cups, and records whether each was a winner. After consuming all 85 cups, he is disappointed to see that only 12 (14.1%) of his yogurt cups contained coupon codes. He performs a 99% confidence interval for the proportion of yogurt cups containing coupon codes, obtaining (0.044, 0.238). What conclusion can the customer draw about the yogurt company’s claim?
Answer:
The customer can conclude that the company's claim is correct
Step-by-step explanation:
The percentage of lids that has a free yogurt coupon = 20%
The number of cups a loyal customer purchases = 85 yogurt cups
The number of cups that contained a coupon = 12 (14.1%)
The confidence interval performed = 99% confidence interval for the proportion of yogurt cups containing coupon codes
The interval obtained = (0.044, 0.238)
Therefore, the range of proportion within which the true proportion exists is 0.044 < \(\hat p\) < 0.238
The range of percentage within which the true percentage exist is therefore;
0.044 × 100 = 4.4% < \(\hat p\) × 100 < 0.238 × 100 = 23.8%
Given that the possible true percentage of lids that has a coupon is between 4.4% and 23.8% at 99% confidence level, the customer can conclude that only 12 of his yogurt cup contained coupon by chance and that the company's claim is correct.
Answer:
A, the company’s claim may be justified because 0.2 is in the confidence interval.
Step-by-step explanation:
in ordinary form 1.46 ×10^-2
Answer:
Hi
Please mark brainliest
Step-by-step explanation:
1.46 × 10^-2 = 0.0146
What is the inverse of the statement?
A number that has exactly two distinct factors is prime.
If a number has exactly two distinct factors, then the number is prime.
If a number does not have exactly two distinct factors, then the number is not prime.
If a number is not prime, then the number does not have exactly two distinct factors.
If a number is prime, then the number has exactly two distinct fac
The inverse of the statement is "If a number does not have exactly two distinct factors, then the number is not prime." Thus Option 2 is the answer.
When a conditional statement is reversed, the hypothesis and conclusion are both negated. The hypothesis in the original statement is "a number with exactly two distinct factors," while the conclusion is "is prime."
To make the inverse, we negate both sections. "A number does not have exactly two distinct factors" is the antonym of "A number that has exactly two distinct factors." "Is not prime" is the opposite of "is prime."
As a result, the inverse statement is "If a number does not have exactly two distinct factors, then the number is not prime."
It's crucial to remember that a statement's inverse could or might not be accurate. In this instance, the inverse is true since the definition of a prime number is incompatible with the fact that a number has more than two components if it has more than exactly two different factors.
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write out the first 4 terms of the sequence (bn)n>=1 of partial sums of the sequence 4,12,20,28 determain a recursive defintion for bn 1
The first 4 terms are 4 ,16,36 and 64 of the sequence (bn)n>=1 of partial sums of the sequence.
To find the first 4 terms of the sequence (bn)n≥1, we will calculate the partial sums as follows:
1. b1 = 4 (the first term)
2. b2 = b1 + 12 = 4 + 12 = 16 (sum of the first two terms)
3. b3 = b2 + 20 = 16 + 20 = 36 (sum of the first three terms)
4. b4 = b3 + 28 = 36 + 28 = 64 (sum of the first four terms)
So, the first 4 terms of the sequence (bn)n≥1 are 4, 16, 36, 64.
Now let's determine a recursive definition for bn. Notice that the difference between each term in the original sequence is 8 (12 - 4, 20 - 12, and 28 - 20). So, we can write the recursive definition as:
bn = bn-1 + 8n, for n > 1, and b1 = 4 (the first term).
This recursive definition can be used to find any term in the sequence (bn)n≥1 of partial sums.
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can someone help me solve this Y= q-k/n for q
Answer:
q=y + K/n
Step-by-step explanation:
a fruit company delivers its fruit in two types of boxes : large and small. a delivery of 6 large boxes and 5 small boxes has a total weight of 145 kilograms. A delivery of 2 large boxes and 3 small boxes has a total weight of 57 kilograms. how much does each type of box weigh?
Answer:
Weight of large box = 18.75 kg
Weight of small box = 6.5 kg
Step-by-step explanation:
a fruit company delivers its fruit in two types of boxes : large and small. a delivery of 6 large boxes and 5 small boxes has a total weight of 145 kilograms. A delivery of 2 large boxes and 3 small boxes has a total weight of 57 kilograms. how much does each type of box weigh?
Let
Weight of large box = x
Weight of small box = y
6x + 5y = 145 (1)
2x + 3y = 57 (2)
Multiply (2) by 3
6x + 9y = 171 (3)
6x + 5y = 145 (1)
Subtract (1) from (3)
9y - 5y = 171 - 145
4y = 26
y = 6.5 kg
Substitute y = 6.5 kg into (2)
2x + 3y = 57
2x + 3(6.5) = 57
2x + 19.5 = 57
2x = 57 - 19.5
2x = 37.5
x = 37.5/2
x = 18.75 kg
Weight of large box = 18.75 kg
Weight of small box = 6.5 kg
What is average rate of change Example?
Average rate of change is a way to measure how a function changes over time.
The average rate of change is the average rate at which something changes over a given period of time. It is calculated by taking the difference between the initial and final values of a variable and dividing it by the amount of time that has elapsed.
For example, if the function y = 2x represents the number of hours of work completed in relation to the number of hours worked, then the average rate of change would represent the average number of hours completed for each hour worked. In this example, the average rate of change would be 2, since 2 hours are completed for each hour worked.
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Use the rules of measurement to divide
Answer:
\( \frac{ {m}^3{} }{25} \)
Step-by-step explanation:
that is the answer
PLEASE HELP
find the value of x
Answer: an acute angle so it bout 55
Step-by-step explanation:
find the surface area of the part of the cone z = p x2 y2 that lies between the plane y = x and the parabolic cylinder y = x2.
This integral can be approximated numerically, or it can be simplified using trigonometric substitution. The final surface area will depend on the value of p and can be expressed in terms of p.
To find the surface area of the part of the cone z = p x2 y2 that lies between the plane y = x and the parabolic cylinder y = x2, we need to first determine the bounds of integration. Since the plane y = x intersects the parabolic cylinder y = x2 at x = 0 and x = 1, we can integrate over these bounds.
The surface area of a cone is given by the formula A = πrℓ + πr^2, where r is the radius of the base and ℓ is the slant height. In this case, the base of the cone is given by the parabolic cylinder y = x2, so the radius of the base is r = x2. The slant height ℓ can be found using the Pythagorean theorem:
ℓ^2 = x^2 + y^2 + (p x^2 y^2)^2
We can simplify this expression by substituting y = x:
ℓ^2 = 2x^2 + (p x^4)^2
Integrating over the bounds x = 0 to x = 1, we get:
A = ∫0^1 2πx2√(1 + (p x^4)^2) dx
This integral can be approximated numerically, or it can be simplified using trigonometric substitution. The final surface area will depend on the value of p and can be expressed in terms of p.
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5/4x - 1/9 = 6x solve for x
Answer:
-0.53
Step-by-step explanation:
5/4 *x -1/9 = 6x
-1/9 = (6-5/4) x
x = -4.75/9
x=-0.53
7/2x+1/2x=6+5/2x pls help
Answer:
4
Step-by-step explanation:
7/2+1/2=8/2
8/2=6=5/2
8/2-5/2=3/2
3/2=6
3/2=1.5
6/1.5=4
what is the 60th percentile of breaking strength for this type of fishing line? round your answer to 2 decimal places.
the 60th percentile of breaking strength for this type of fishing line is
k= 6.64
assume that k pounds is the both percentile of breaking strength for this type of finishing line
p( x<k) = 0.60
p( x- 6.44/0.75 < k- 6.44/0.75)= 0.60
then k-6.44 /0.75 = 0.26
thus k= 6.64
Hence , the 60th percentile of breaking strength for this type of fishing line is 6.64
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Rotate the point (-3,-4) around the origin 180 degrees clockwise. State the image of the
point.
Answer:
(3,4)
Step-by-step explanation:
There are rules for rotations that make it really easy to find the images of any given point for any given rotation. In this case, we have an 180° clockwise rotation, and to find the image of any point rotated this way, we just have to make the x-values and y-values negative.
In this case, we have (-3,-4). Let's make each value negative: (-(-3), -(-4)). Our negative signs cancel out and we get (3,4). And that's the image of the point (-3,-4) at a 180° clockwise rotation about the origin.
Hopefully that's helpful! :)
Write this in numbers : two hundred and fifty million nine hundred and three thousand and seven. Please help
Answer:
$250,903,007
Step-by-step explanation:
Writing two hundred and fifty million nine hundred and three thousand and seven.
: $250,903,007
hope it helps :)
hey hey:) i need You're help;)
Two sides are congruent to each other.
The third side of an isosceles triangle which is unequal to the other two sides is called the base of the isosceles triangle.
A right triangle (American English) or right-angled triangle (British English) is a triangle in which one angle is a right angle (that is, a 90-degree angle). The relation between the sides and angles of a right triangle is the basis for trigonometry.
A triangle with all sides of different lengths. All angles are different, too. So no sides are equal and no angles are equal.
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Answer:
Two sides are congruent to each other.
The third side of an isosceles triangle which is unequal to the other two sides is called the base of the isosceles triangle.
A right triangle (American English) or right-angled triangle (British English) is a triangle in which one angle is a right angle (that is, a 90-degree angle). The relation between the sides and angles of a right triangle is the basis for trigonometry.
A triangle with all sides of different lengths. All angles are different, too. So no sides are equal and no angles are equal.
Step-by-step explanation:
a) Out of 120 students appeared in an examination, the number of students who passed in Mathematics only is twice the number of students who passed in Science only. If 50 students passed in both subjects and 40 students failed in both subjects, by using a Venn-diagram, find the number of students who passed in (1) (ii) Science (iii) only one subject. Mathematics
The Venn diagram accordingly, you will be able to find the number of students who passed in Science and Mathematics as well as the number of students who passed in only one subject (Science or Mathematics). iii.
To solve this problem using a Venn diagram, let's consider three sets:
M: Students who passed in Mathematics
S: Students who passed in Science
T: Total number of students (120)
Based on the information given, we know that:
M only = 2(S only) [The number of students who passed in Mathematics only is twice the number of students who passed in Science only]
M ∩ S = 50 [50 students passed in both subjects]
(M ∪ S)' = 40 [40 students failed in both subjects]
Let's fill in the Venn diagram step by step:
Step 1: Start by filling in the value for (M ∩ S), which is 50.
Step 2: Since (M only) is twice the value of (S only), we can assume (S only) = x.
(M only) = 2x.
Fill in the values accordingly.
Step 3: We know that (M ∪ S)' = 40, which means 40 students failed in both subjects.
We subtract 40 from the total number of students (T) to get the remaining students who passed in at least one subject [(M ∪ S)].
Step 4: Since we know the values of (M ∩ S), (M only), (S only), and (M ∪ S), we can calculate the values for (M) and (S) using the formulas:
M = (M only) + (M ∩ S)
S = (S only) + (M ∩ S)
Step 5: Calculate the values for (M) and (S) and fill in the Venn diagram accordingly.
Step 6: To find the number of students who passed in Science only, we subtract (M ∩ S) from (S):
(S only) = S - (M ∩ S)
Step 7: To find the number of students who passed in Mathematics only, we double the value of (S only):
(M only) = 2(S only)
Step 8: To find the number of students who passed in only one subject, we sum up (M only) and (S only):
Only one subject = (M only) + (S only)
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