Answer:
\((2, -1)\)
Step-by-step explanation:
When dilating with a scale factor of \(k\) about the origin, \((x,y) \longrightarrow (kx, ky)\).
give brailist but help me fast
Answer:
76.7
Step-by-step explanation:
11.3(3) + 10.7(4) = __ + 42.8
Multiply values
33.9 + 42.8 = __ + 42.8
The missing value is 33.9!
42.8 + 33.9 = 76.7
Pablo mixed
2
1
2
quarts of fruit juice with
1
gallon of seltzer. If each serving is
8
fluid ounces, how many servings did Pablo make?
A.
20
B.
26
C.
32
D.
36
Pablo made 26 servings according to the given measurements. So the answer is option B.
To determine the number of servings Pablo made, we need to calculate the total volume of the mixture and divide it by the serving size.
Given:
Fruit juice: 5/2 quarts (10/4 quarts or 2.5 quarts)
Seltzer: 1 gallon (128 fluid ounces)
Serving size: 8 fluid ounces
First, let's convert the fruit juice to fluid ounces:
2.5 quarts * 32 fluid ounces/quart = 80 fluid ounces
Next, let's calculate the total volume of the mixture:
80 fluid ounces (fruit juice) + 128 fluid ounces (seltzer) = 208 fluid ounces
Finally, we divide the total volume by the serving size:
208 fluid ounces / 8 fluid ounces/serving = 26 servings
Therefore, Pablo made 26 servings according to the given measurements.
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Complete question:
Pablo mixed 5/2 quarts of fruit juice with 1 gallon of seltzer. If each serving is 8 fluid ounces, how many servings did Pablo make?
Answers:
A: 20
B: 26
C: 32
D: 36
Lenny received a $50 gift card to his favorite ice cream shop. Each week, he uses that gift card to buy an ice cream
cone that costs $5. Write an equation to represent the amount of money on the gift card, y, after x weeks.
How many weeks will it take him to finish the money?
1. The expression to represent the amount of money on the gift card is y = 50 - 5x.
2. The number of weeks is 10 weeks.
How to illustrate the information?From the information, Lenny received a $50 gift card to his favorite ice cream shop and the cost of the ice cream each week is $5.
The equation to represent the amount of money on the gift card, y, after x weeks will be:
y = 50 - 5(x)
y = 50 - 5x
The number of weeks that it takes him to finish the money will be:
50 - 5x = 0
5x = 50
Divide
x = 50/5 = 10
There'll be 10 weeks.
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A genetic experiment with peas resulted in one sample of offspring that consisted of 440 green peas and 155 yellow peas.
a. Construct a 95% confidence interval to estimate of the percentage of yellow peas.
b. Based on the confidence interval, do the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow?
The 95 percent confidence interval is (0.20, 0.32).
a. We can construct a 95% confidence interval to estimate the percentage of yellow peas as follows:
Let p = proportion of yellow peas = 155/595 = 0.26
Sample size = n = 595
Standard error = SE = √(p × (1-p) / n) = √(0.26 × (1-0.26) / 595) = 0.03
95% confidence interval = p ± 1.96 × SE
= 0.26 ± 1.96 × 0.03
= 0.26 ± 0.06
So, the 95% confidence interval is (0.20, 0.32).
b. Yes, the results of the experiment appear to contradict the expectation that 25% of the offspring peas would be yellow, as the 95% confidence interval does not include the expected value of 0.25.
Therefore, the 95 percent confidence interval is (0.20, 0.32).
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What is the allusion:
"I don't know if this store carries shoes in your size, Sasquatch," my dad joked when we went shopping for another new pair of shoes, my second pair in two
months.
Shoes
Dad
Sasquatch
Two Months
The allusion in this statement is "Sasquatch," referencing a legendary creature known for its large size and used humorously to imply the person's abnormally large shoe size.
The allusion in the given statement is "Sasquatch." Sasquatch, also known as Bigfoot, is a legendary creature often depicted as a large, hairy, and elusive humanoid. In this context, the reference to Sasquatch is used metaphorically to humorously imply that the person's shoe size is abnormally large.
The mention of Sasquatch adds a playful and exaggerated tone to the conversation about shopping for shoes. It serves as a lighthearted way for the dad to comment on the frequency of buying new shoes, suggesting that the person's feet grow rapidly or that they have a high shoe consumption rate.
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14. In a right triangle, if one acute angle has measure 10x + 6 and the other has measure 2x + 7, find the larger of these two angles.
Answer:
421/6 degrees
Step-by-step explanation:
The acute angles of a right triangle are complementary, so
\(10x+6+2x+7=90 \\ \\ 12x+13=90 \\ \\ 12x=77 \\ \\ x=\frac{77}{12}\)
So, the acute angles measures 421/6 degrees and 119/6 degrees, and thus the larger angle is 421/6 degrees.
What is the y-intercept of this line?
Answer:
The Y intercept of this line is -3.
Step-by-step explanation:
The X intercept of the crossing line is about -1.4.
On finding the Y intercept:
Step 1: look at the vertical black line (Y Axis)
Step 2: Locate where the blue line crosses on this line.
Step 3: graph Y function of the point as your answer.
Hope this helped a bunch!
Have a great day!
- Kit-Kat~
Leah works at an appliance store. She recorded her recent sales.
washing machines 3
dishwashers 1
ovens 6
clothes dryers 5
What is the experimental probability that the next appliance Leah sells will be an oven?
6/15
you add everything she sells together. ( 3+1+6+5=15) Then you put the amount of ovens she sells above taht number, making it a fraction.
What is the y- intercept of function f ?
A. -1
B. 1
C. -2
D. 5
Answer:
y intercept = 5
Step-by-step explanation:
f(x)=5•(1/6)^x
The y intercept is when x =0
Let x =0
f(0)=5•(1/6)^0
= 5* 1 = 5
The y intercept is 5
If the question is
f(x)=5•(1/6)x
although I have never seen the question written this way
The y intercept is when x =0
Let x =0
f(0)=5•(1/6)0
= 5* 0 = 0
The y intercept is 0
Answer:
B. 1
Step-by-step explanation:
The y-intercept occurs at x = 0
therefor the applicable function is
f(x) = -x + 1
at x=0
f(0) = -0 + 1
f(0) = 1
Hermina cut a 10 by 15 piece of cardboard down the diagonal
What is the c of the cut, in inches??
Answer:
\(\sqrt{325}\)
Step-by-step explanation:
This is because you use Pythagorean theorem. a^2 + b^2 = c^2.
What is the solution to the equation?
2(x + 7) 2/3 = 8
Answer: x = -1
Step-by-step explanation:
simplify 2(x + 7) 2 / 3 = 8 to 4x + 28 = 24 and then solve it from there
Shawn's coin collection contained 25 quarters, 20 dimes, 50 pennies, and 5 nickels. What was the
ratio of quarters to the total number of coins?
1. 04:1
2. 100 to 25
3. 1/4
4. 25: 1,000
The ratio of quarters to the total number of coins is 25:100, or simplified to 1:4.
What is the ratio and proportion ?
A ratio is an ordered pair of numbers a and b, written a / b where b does not equal 0. A proportion is an equation in which two ratios are set equal to each other. For example, if there is 1 boy and 3 girls you could write the ratio as 1 : 3 (for every one boy there are 3 girls).
To find the ratio of quarters to the total number of coins, we need to first calculate the total number of coins.
Total number of coins = number of quarters + number of dimes + number of pennies + number of nickels
Total number of coins = 25 + 20 + 50 + 5
Total number of coins = 100
Therefore, the total number of coins is 100.
The ratio of quarters to the total number of coins is:
Quarters : Total number of coins
= 25 : 100
= 1 : 4
Hence, the answer is option 3. 1/4.
Therefore, the ratio of quarters to the total number of coins is 25:100, or simplified to 1:4.
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a dilation has center (0,0). Find the image of the point L(-4,0) for the scale factor 7.
The image of the point L(-4,0) after a dilation with a center of (0,0) and a scale factor of 7 is the point L'(-28,0).
A dilation with a center of (0,0) and a scale factor of 7 means that every point in the plane will be multiplied by a factor of 7 from the origin.
To find the image of the point L(-4,0) after a dilation with a center of (0,0) and a scale factor of 7, we can simply multiply the coordinates of L by the scale factor.
The coordinates of the image point L' will be:
L' = (-4 × 7, 0 × 7) = (-28, 0)
Therefore, the image of the point L(-4,0) after a dilation with a center of (0,0) and a scale factor of 7 is the point L'(-28,0).
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Find the volume of the sphere
Answer:
sphere volume = 3052.1 in³
Step-by-step explanation:
sphere volume = 4/3πr³ = 4/3(3.14)(9³) = 3052.1 in³
Which graph represents the function f(x) = –|x + 3|?
Answer:
Where are the graph(s)?
Step-by-step explanation:
Answer: Its A on eng for the graphs.
Step-by-step explanation:
Winning the jackpot in a particular lottery requires that you select the correct two numbers between 1 and 65 and, in a separate drawing, you must also select the correct single number between 1 and 60. Find the probability of winning the jackpot.
Answer: 1/ 233856 chance changed to 233856 x 2 = 467712
= 1 / 467712 chance as there are 2 drawings
Workings;
1 and 65 = 64
1 and 65 - 1 ball drawn = 63
1 and 60 -1 = 58
1/64 x 1/63 x 1/58 = 233856
1/4032 x 1/58 and to make these the same we 4038/58 = 69.62
then convert properly = 1/4032 x 69.62/4032 4032 x 4032 = 69.62/16257024 then 16257024/69.62 =233510.83
= 233511 chance if rounding before
1/ (233511 x 2) = 1/467022
Then one part is our actual probability
P) = 1/233856
But as they specified a special drawing
you need to repeat this as 64 x 63 x 58 x 2 as the last one cannot be in 1 drawing it has to be in 2nd drawing
233856 x 2 = 467712
= 1 / 467712 chance not rounding down before hand.
What is the probability that either event will occur?
A
30
8
B
7
P(A or B) = P(A) + P(B)
P(A or B) = [?]
Enter as a decimal rounded to the nearest hundredth.
The probability that either event will occur is 0.33
What is the probability that either event will occur?From the question, we have the following parameters that can be used in our computation:
Event A = 8Event B = 7Other Events = 30Using the above as a guide, we have the following:
Total = A + B + C
So, we have
Total = 8 + 7 + 30
Evaluate
Total = 45
So, we have
P(A) = 8/45
P(B) = 7/45
For either events, we have
P(A or B) = 8/45 + 7/45
P(A or B) = 15/45
Evaluate
P(A or B) = 0.33
Hence, the probability that either event will occur is 0.33
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A camp counselor buys lunch for her campers at a nearby fast food restaurant. On
Monday, she purchased 5 hamburger meals and 6 chicken nugget meals, for a total of
$39. On Thursday, she purchased 9 hamburger meals and 2 chicken nugget meals,
for a total of $35.
Which pair of equations could be used to determine the cost of each type of meal?
Answer:
correct choice is the last one
Step-by-step explanation:
let h = cost of 1 hamburger meal
let c = cost of 1 chicken nugget meal
5h + 6c = 39
9h + 2c = 35
what's the inverse of f(x)=(x+3)^5
Answer:
The inverse is,
\(f^{-1}(x) = \sqrt[5]{x} - 3\)
Step-by-step explanation:
f(x) = (x+3)^5
Finding the inverse,
\(f(x) = (x+3)^5\\or,\\y = (x+3)^5\)
We replace x with y and vice versa
so,
\(x = (y+3)^5\)
Solving for y,
the the 5th root,
\(\sqrt[5]{x} = y + 3\\y = \sqrt[5]{x} - 3\)
hence the inverse function is,
\(f^{-1}(x) = \sqrt[5]{x} - 3\)
Step-by-step explanation:
f(x)=(x+3)×5
Y=5X+15
now
interxchanging x and y we get,
x=5y+15
5y=x-15
y=x-15/5
therefor f~1(x)=x-15/5
This graph shows how fast the International Space Station travels in orbit
around Earth.
What is the meaning of the point with an x-coordinate of 3?
Speed of Space Station
16
14
12
10
Distance (miles)
6
2 4 6 8 10 12 14 16
Time (seconds)
O A. It takes the space station 3 seconds to go 5 miles.
O B. In 3 seconds, the space station travels 15 miles.
O C. In 1 second, the space station travels 3 miles.
D. The space station travels 3 miles in 15 seconds
9514 1404 393
Answer:
B. In 3 seconds, the space station travels 15 miles
Step-by-step explanation:
The x-axis is labeled "Time (seconds)", so an x-coordinate of 3 will correspond to a time of 3 seconds.
At that x-coordinate, the graph has a y-value of 15 (miles). This tells you ...
In 3 seconds, the space station travels 15 miles
_____
Additional comment
The graph is not a graph of speed, as the title suggests. Rather, it is a graph of position versus time. The slope of the graph is speed.
Terry paid $4.50 for 3 cans of corn.What is the unit price?
Answer:
1.50
Step-by-step explanation:
4.50÷3= 1.50 to check you could do 1.50 x 3
Subtract.
6 1/3 − 4 1/9 = ????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????/
Answer:
2 2/9
Step-by-step explanation:
6-4=2
1/3 is equal to 3/9
3/9-1/9=2/9
Combine them
2 2/9
Hope it Helps!
find the value ofnp for which the equation
(7P+1)X^2+(5P-1)X+P=1
Answer:
(7P+1)X^2+(5P-1)X+P=1. (7P+1)X^2+(5P-1)X+P-1=0
The quadratic will have equal roots it its discriminant = 0
pls give simple working out
x is 146 degrees
This is because angle y and angle x are supplementary, which means their measures add up to 180 degrees
180 - 34 = 146
Answer: x = 146°
Step-by-step explanation:
Given that y = 35°, Using linear pair
x+y = 180
x+35=180(Substitute value of y)
x=180-35(Transposition Method)
x=145°
Drag the numbers to the boxes to order them from least to greatest value.
\( \sqrt{5} \)
\( \frac{47 }{14} \)
\(0.9\)
\(0\)
\(2\)
Answer:
0, 0.9, 2, √5, 47/14
Step-by-step explanation:
Your calculator can help you round these to 1 decimal place:
√5 ≈ 2.2
47/14 ≈ 3.4
Then the order in decimal is ...
0, 0.9, 2, 2.2, 3.4
In the original form, the order is ...
0, 0.9, 2, √5, 47/14
_____
Additional comment
When comparing numbers in decimal, the most-significant digits are compared first. The one in the left-most number place is the greatest. If both are in the same number place, then the highest digit is the greatest. if both are the same, then comparison proceeds to consider the digits in the number place to the immediate right.
Here, the most-significant digits of 0, 2, 2.2 and 3.4 are in the units place, so 3 identifies the largest value. Of the remaining, 2.0 and 2.2 have units digits of 2, so we must look at the tenths digit to determine 2.2 > 2.0. Now, we have 3.4 > 2.2 > 2.
The numbers 0.0 and 0.9 both have units digits of 0, so we look at the tenths place to see that 0.9 > 0.0. This puts the numbers in order ...
3.4 > 2.2 > 2 > 0.9 > 0 . . . . . greatest to least
The order we're interested in is the reverse of this order, least to greatest.
Ms. Hagan invested twice as much money in an account that pays 7% interest as she did in an account that pays 6% in interest. Her total investment pays her $1,000 a year in interest. How much did she invest at each rate?
Answer: She invested $5000 in an account that pays 6% interest and $10000 in an account that pays 7% interest.
Step-by-step explanation:
Let P be the initial amount she invested in an account that pays 6% interest.
Then, amount invested in other account = 2P
Simple interest = Principal x rate x time
After one year, for the first account,
Interest = P(0.06)(1) = 0.06P
For second account,
Interest = (2P)(0.07)(1)=0.14P
Total interest = \(0.06P+0.14P=1000\)
\(\Rightarrow\ 0.20P=1000\\\\\Rightarrow\ P=\dfrac{1000}{0.20}\\\\\Rightarrow\ P=5000\)
2P = 2(5000)=10000
Hence, She invested $5000 in an account that pays 6% interest and $10000 in an account that pays 7% interest.
At the interest rate of 6%, amount invested is; $5000
At interest rate of 7%, amount invested is; $10000
Let P be the initial amount that Ms. Hagan invested in the 6% interest account that
Since she invested twice as much in the 7% interest account as in the 6% interest account, then;
Initial amount invested in the 7% interest account = 2P
Formula for Simple interest is;
I = Principal × rate × time
Interest after 1 year for the 6% interest account is,
I_1 = P × 0.06 × 1
I_1 = 0.06P
Interest after 1 year for the 7% interest account is,
I_2 = 2P × 0.07 × 1
I_2 = 0.14P
Total investment pays her $1000 after a year. Thus;
0.06P + 0.14P = 1000
0.2P = 1000
P = 1000/0.2
P = $5000
Then amount initially invested in the 7% interest account = 2P = $10000
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Partial products of 5 X 1234
Review:
Match each decimal with its equivalent simplified fraction.
NOTE: Simplified fractions may be in the improper fraction format.
0.25
[Choose]
0.14
[Choose ]
1.4
[Choose ]
0.4
[Choose ]
0.375
[Choose ]
Answer:
0.25-1/4
0.14-7/50
1.4-7/5
0.4-2/5
0.375-3/8
How do I do number 1??
Help me it’s due tomorrow!!!
The values of x and y are 20 and 12.
The values of x and y are -3 and 2.
We have,
In a parallelogram,
- Opposite sides are congruent:
The opposite sides of a parallelogram have equal lengths.
- Opposite angles are congruent:
The opposite angles of a parallelogram have equal
Now,
a)
Opposite angles are congruent:
So,
5x + 29 = 7x - 11
29 + 11 = 7x - 5x
40 = 2x
2x = 40
x = 40/2
x = 20
And,
3y + 15 = 5y - 9
15 + 9 = 5y - 3y
24 = 2y
y = 24/2
y = 12
b)
Opposite sides are congruent:
So,
-6x = -4x + 6
-6x + 4x = 6
-2x = 6
x = -3
And,
7y + 3 = 12y - 7
12y - 7y = 3 + 7
5y = 10
y = 2
Thus,
The values of x and y are 20 and 12.
The values of x and y are -3 and 2.
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lve for m.
-3 + m
9 = 10
A.
-30
B.
63
C.
87
D.
93
The value of m that satisfies the equation -3 + m = 9 is m = 12.
To solve the equation -3 + m = 9, we can isolate the variable m by moving the constant term -3 to the other side of the equation.
-3 + m = 9
To move -3 to the other side, we can add 3 to both sides of the equation:
-3 + 3 + m = 9 + 3
Simplifying, we have:
m = 12
Therefore, the value of m that satisfies the equation -3 + m = 9 is m = 12.
None of the provided answer options (A, B, C, D) match the correct solution.
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