10) Colleen paid $19.85 per hour for tennis lessons for 3 hours of instruction. If she gave
the instructor $60.00, how much change did she get back?

Answers

Answer 1

Answer:

40.15$

Step-by-step explanation:

subtract 20 from 60, you get 40. then add the 0.15 back. bam! 40.15$. hope this helped!! ^___^


Related Questions

kofi is going to school and i-95 in a sentence​

Answers

There no picture put a picture

Plz Hurry Jeremy constructed this solid by combining two rectangular prisms and a square pyramid.


A rectangular prism with a length of 6 meters, width of 14 meters, and height of 2 meters. A rectangular prism with a length of 5 meters, width of 8 meters, and height of 3 meters. A square pyramid with a base of 6 meters by 6 meters and triangular sides with a height of 7 meters.



What is the surface area of this figure?


_____________ square meters

320

322

368

386

Answers

Answer:

Jeremy constructed this solid by combining two rectangular prisms and a square pyramid.

A rectangular prism with a length of 6 meters, width of 14 meters, and height of 2 meters. A rectangular prism with a length of 5 meters, width of 8 meters, and height of 3 meters. A square pyramid with a base of 6 meters by 6 meters and triangular sides with a height of 7 meters.

What is the surface area of this figure?

_____________ square meters

320

322

√368

386

Step-by-step explanation:

it was that because you have to figure out the numbers and multiply all the number and you get the number 368

Answer:

368

Step-by-step explanation:

what are your thoughts about the choice of music style and genre in hamilton? Give reasons for your answer (write a paragraph with a few lines) please don’t waste my points because i really need this i’ll also give brainliest.

Answers

My thoughts on the music genre and music
Style is quite a fun quirky music style in my opinion I also feel as if the music genre has a story behind it. Tell me if you need more lines

I needddd helpppp asappppp

Answers

Answer:

Step-by-step explanation:

Part A: Slope of parallel lines are equal.

4x - 3y - 7 = 0 ⇔ y = [tex]\frac{4}{3}[/tex] x - [tex]\frac{7}{3}[/tex]

m = [tex]\frac{4}{3}[/tex]

y - 3 = [tex]\frac{4}{3}[/tex] ( x + 2 ) ⇔ y = [tex]\frac{4}{3}[/tex] x + [tex]\frac{17}{3}[/tex] ⇔ 4x - 3y + 17 = 0

Part B: Slope of perpendicular lines are opposite reciprocal.

[tex]m_{1}[/tex] × [tex]m_{2}[/tex] = - 1

[tex]m_{1}[/tex] = [tex]\frac{4}{3}[/tex]

[tex]m_{2}[/tex] = - [tex]\frac{3}{4}[/tex]

y - 3 = - [tex]\frac{3}{4}[/tex] ( x + 2 ) ⇔ y = - [tex]\frac{3}{4}[/tex] x + [tex]\frac{3}{2}[/tex] ⇔ 3x + 4y - 6 = 0

Consider the numbers z= 2 + 5i, w = -3- 2i, and u=-1+2i.
z+w is equal to -1+vi
w-u is equal to - 4i
u + w is equal to -4 -

Answers

Answer:

3, 2, 0

Step-by-step explanation:

trust me

The resultant value of vectors are:

1. z + w = -1 + 3i.

2. w - u= -4 - 4i

3. u + w = -4.

Given:

z = 2 + 5i

w = -3 - 2i

u = -1 + 2i

1. z + w:

Adding the real and imaginary parts separately gives

(2 + 5i) + (-3 - 2i) = (2 - 3) + (5 - 2)i

                          = -1 + 3i

Therefore, z + w is equal to -1 + 3i.

2. w - u:

Subtracting the real and imaginary parts separately gives

(-3 - 2i) - (-1 + 2i) = (-3 + 1) + (-2 - 2)i

                          = -4 - 4i

Therefore, w - u is equal to -4 - 4i.

3. u + w:

Adding the real and imaginary parts separately gives

(-1 + 2i) + (-3 - 2i) = (-1 - 3) + (2 - 2)i

                           = -4

Therefore, u + w is equal to -4.

Learn more about Vector addition here:

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The perimeter of the parallelogram below is 32.2. What equation would you set up to solve for ? What is the value of x? Select two answer and round to the nearest tenth if necessary.

Answers

Answer:

B and F

Step-by-step explanation:

Perimeter formula

P = 2(a + b)

Option B is correct for the equation

3x - 8 + 16 + 3x - 8 + 16 = 32.26x + 16 = 32.26x = 16.2x = 16.2/6x = 2.7

Option F is correct for the value of x

1
2
9
as an improper fraction.

Answers

Answer:

11/9

Step-by-step explanation:

Step 1

Multiply the denominator by the whole number

9 × 1 = 9

Step 2

Add the answer from Step 1 to the numerator

9 + 2 = 11

Step 3

Write answer from Step 2 over the denominator

        11/9

The improper fraction which is equivalent to  [tex]1 \frac{2}{9}[/tex]   is [tex]\frac{11}{9}.[/tex]

To convert the mixed number [tex]1 \frac{2}{9}[/tex]  into an improper fraction, you need to multiply the whole number (1) by the denominator (9) and add the numerator (2).

The result becomes the numerator, and the denominator remains the same.

To do this multiply the whole number (1) by the denominator (9):

[tex]1 \times 9 = 9[/tex]

Add the numerator (2) to the result:

[tex]9 + 2 = 11[/tex]

So, the improper fraction equivalent of  [tex]1 \frac{2}{9}[/tex]   is [tex]\frac{11}{9}.[/tex]

To learn more on Fractions click:

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Convert  [tex]1 \frac{2}{9}[/tex]  as an improper fraction?

The ratio of the measures of the sides of a triangle is 2:3:7 and the length of the longest side is 91 find the perimeter

Answers

Answer:

103

Step-by-step explanation:

i hope this helps

welcome

Jessie has exactly 6 coins in her pocket. They are worth 28 cents in all. Draw
and label a picture to show the coins she has in her pocket.

Answers

Answer:

OOOOOO    <----  the coins in her pocket

Step-by-step explanation:

Four times the sum of three consecutive integers is 180. What are the three integers?

Answers

45*4=180 so the answer is 45

What single decimal multiplier would you use to increase by 10% followed by a 16% decrease?

Answers

So a decrease of 16% followed by an increase of 14% is the same as multiplying by 0.9576 (which is a decrease of 4.24%)

The single decimal multiplier is 0.924.

What is a percentage?

A ratio or value that may be stated as a fraction of 100 is called a percentage. And it is represented by the symbol '%'.

To find the single decimal multiplier:

First, increase by 10%.

100 + 10% = 110%

And number multiplier is 1.10.

Then, a followed by a 16% decrease.

That means,

100-16 = 84%

So, number multiplier is,

(1.10)(0.84) = 0.924

Therefore, the single decimal multiplier is 0.924.

To learn more about the percentage;

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Can yall help me on question 23?!

Answers

Answer:

c. 29 feet

Step-by-step explanation:

Am really bad at math please answer

Answers

Answer: No

Step-by-step explanation:

you just gotta keep trying and ill help u

1. 6/7

2. 3/5 is already in its simplest form

3. 5 2/9

what is the value of 18-3 k ÷9 when k=4​

Answers

Answer:

16.6666666667

Step-by-step explanation:

Answer: 50/3 or 16 2/3 or 16.67

Step-by-step explanation:

Given

18-3k÷9

Substitute [k] value into the given expression

 18-3k÷9

=18-3(4)÷9 ⇒ Substitute the value

=18-12÷9 ⇒ Expand the parenthesis

=18-4/3 ⇒ First do division

=54/3-4/3 ⇒ Convert an integer into a fraction

=50/3=16 2/3=16.67

Hope this helps!! :)

Please let me know if you have any questions

Please help I will mark Brainliest

Answers

the answer is 5 i think lol

Answer:

1. 8

2. 4

3. 5

4. 8/125

5. 4/3

6. 6

7. 8

8. 2

Select the correct answer. What is the value of g(2)?​

Answers

The Answer is c !!!!

Answer:A:1

Step-by-step explanation:

please help me
is importe ​

Answers

It is D you are on it

Answer

D. 20

Explanation

The common denominator of fractions is the least common multiple of the denominators.

The least common multiple of 4 and 5 is 20.

Therefore the common denominator of 1/4 and 3/5 is 20.

Mary has 200ml of hand sanitizer that is 15% alcohol. She mixes it with 200ml of a

hand sanitizer that is x% alcohol,

How many milliliters of water is in the resulting mixture of hand sanitizers?

Answers

Answer:

(370-2x)ml

Step-by-step explanation:

We are given that

In first hand sanitizer

Total solution=200ml

Alcohol=15% of 200ml

Alcohol=[tex]\frac{15}{100}\times 200=30ml[/tex]

In second hand sanitizer

Solution=200 ml

Alcohol=x% of 200 ml

Alcohol=[tex]\frac{x}{100}\times 200=2x ml[/tex]

We have to find the water in the resulting mixture of hand sanitizers.

Total solution of two hand sanitizers=200+200=400ml

Total alcohol in two hand sanitizers=(30+2x)ml

Water in two hand sanitizers=400-(30+2x) ml

Water in two hand sanitizers=400-30-2x ml

Water in two hand sanitizers=(370-2x)ml

Hence, water  in the resulting mixture of hand sanitizers=(370-2x)ml

1. A collection of nickels and dimes has a value of $1.85. The value of
the dimes is $0.10 less than twice the value of the nickels. Which
system of equations can be used to find the number of nickels and
the number of dimes?

A. n+d = 185; n-d = 1
B. n+d = 185; 2n-d = 1
C. 5n+10d = 185; d = 2n - 1
D. 5n + 10d = 185; n - d = 1

Answers

Answer:

D.) is the correct answer

Complete the coordinate proof for the quadrilateral determined by the points A(7, 9), B(9, 4) , C(4, 2), D(2, 7) . Prove that ABCD is a parallelogram.

Answers

Answer:

its B

Step-by-step explanation:

Sarah says that 19 divided by. 9 equals 9 divided by 4 because both are 2r1 show here mistake using decimal division. How do I find out how she’s wrong?

Answers

9*4=36 and 19/9 isn’t the same



19. Craig Deloy's bank computes 4.25 percent interest on a daily basis. He had $1,250 in the account

for 20 days. He then makes a deposit of $450 and makes no transactions for 10 days. He then

withdraws $300 and makes no transactions for 8 days.

a. How much interest does he earn in the 38 days total?

Answers

Answer:

Interest he earn in the 38 days total = $2458.57

Step-by-step explanation:

As given,

Rate of interest (R)= 4.25% = 0.0425

Principal (P)= $1250

Now,

Simple Interest (S.I) for 20 days = P×R×T

                                                    = 1250×0.0425×10

                                                    = 531.25

⇒Interest for 20 days = $531.25

Now,

Total amount = P + S.I = $1250 + 531.25 = $ 1781.25

As  He then makes a deposit of $450 and makes no transactions for 10 days.

⇒Total amount become = $1781.25 + 450 = $2231.25

Now,

S.I for next 10 days = 2231.25×0.0425×10

                               = 948.28125

⇒Interest for next 10 days = $ 948.28125

Total amount = $2231.25 + 948.28125 = $ 3179.53125

As He withdraws $300 and makes no transactions for 8 days.

⇒Total amount become = $ 3179.53125 - 300 = $ 2879.53125

Now,

S.I for next 8 days = 2879.53125×0.0425×8

                               = 979.040625

⇒Interest for next 8 days = $ 979.040625

a.)

Interest he earn in the 38 days total = Interest in 20 days + next 10 days + next 8 days

                                                                   = $531.25+948.28125+979.040625

                                                                   = $2458.571875 ≈ $2458.57

∴ we get

Interest he earn in the 38 days total = $2458.57


Please help I will put Brainliest!!!!

Answers

Answer:

Ill tell you the bases and exponents, 2 is the base and 2 is the exponent. 3 is your base and 2 is your exponent. 5 is your base and 3 is your exponent. 10 is your base and 3 is your exponent. 4 is your base and 2 is your exponent. 5 is your base and 2 is your exponent. 6 is your base and 2 is your exponent.

2^2
base: 2
exponent: 2
expanded notation: 2*2
standard notation: 4

3^2
base: 3
exponent: 2
expanded notation: 3*3
standard notation: 9

5^3
base: 5
exponent: 3
expanded notation: 5*5*5
standard notation: 125

10^3
base: 10
exponent: 3
expanded notation: 10*10*10
standard notation: 1000

4^2
base: 4
exponent: 2
expanded notation: 4*4
standard notation: 16

5^2
base: 5
exponent: 2
expanded notation: 5*5
standard notation: 25

6^2
base: 6
exponent: 2
expanded notation: 6*6
standard notation: 36


What are the first three terms of a geometric sequence in which a5= 25 and the common ratio is 5?

Answers

Answer:

1/25, 1/5, 1

Step-by-step explanation:

Answer:

A on edgeinuity

Step-by-step explanation:

IMAGINE GETTING A DIPLOMA IN THREE DAYS!!!

Find the
X.
х
48
55
x = [?]

Answers

Answer2x^2

Step-by-step explanation:

the home plate in baseball which is a Pentagon has three right angle. the other two angles are equal. find the measure of each missing angle.​

Answers

Answer:

Missing angle = 135°

Step-by-step explanation:

Given:

Pentagon shape

Number of right angle = 3

Remain two angles are equal

Computation:

Sum of Pentagon angles = 540°

So,

90 + 90 + 90 + a +a = 540

270 + 2a = 540

a = 135°

Missing angle = 135°

4. David hikes 2 1/4 miles in 1/2 hour. At this rate how long will it take him to walk 1 mile? If he walks for 1 hour,
how far will he have gone? yes

Answers

Answer: 4.50 miles.

Step-by-step explanation:

David hikes 2 1/4 miles in 1/2 hour. To make it easier, we can turn the fractions into decimals.

David hikes 2.25 miles in 0.5 miles.

The ratio of miles hiked to the hours hiked is 2.25 : 0.5. For every 0.5 hours, David hikes 2.25 miles.

To find how many miles David walks in 1 hour, we should multiply the original ratio by 2. 0.5 x 2 = 1, and we need to find how far David walks in 1 hour.

If David hikes 2.25 miles in half an hour, then he will walk 4.50 miles in 1 hour. So the answer is that David will walk 4.50 miles in 1 hour.

What is the probability that a randomly selected eleventh grader's favorite class is science.

Answers

Answer:

b

Step-by-step explanation:

Kayla takes 7 hours to mow 2 lawns. At this rate, how long will it take her to mow 13 lawns?

Answers

Answer: at least 6 more hours

Step-by-step explanation:

Answer:

45 hours and a half

Step-by-step explanation:

Divide 7 by 2. Multiply 7 by 13

If a family has already got four boys, then the next baby is more likely to be a girl than a boy. Is this correct?

Answers

I do think it’s correct.
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