Ratios and Proportions #1

Last updated about 6 years ago

10 questions

Note from the author:

Percent discounts, taxes, with expressions and equations. 

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Ratios and Proportions #1

Last updated about 6 years ago

10 questions

Note from the author:

Percent discounts, taxes, with expressions and equations. 

Question 1

Sarah went to the mall and bought a pair of sneakers for $132. They are on sale for 20% off. What will the new price be?

$158.64

208.64

.20

$105.64

Question 2

Shelly got an increase in her allowance. She went from $50 to $60. What is the percent change?

35%

20%

10%

60%

110%

Question 3

If Shawn got a 30% increase in his salary from $50,000, what are all of the objects he could afford to buy?

A condo $65,000

A $45,000 benz

A $75,000 house

$20,000 jewlery and $15,000 motorcycle

A boat for $80,000

Question 4

If a pair of shoes is on sale for 12% off and the cost is $76.99. What is the final price?

Question 5

When turning a percent to a decimal, you should move the decimal 2 times to the right.

True

False

Question 6

Henry is giving a 5.5% tip on his bill ,b and his final cost is $60. Which of the following represents that

0.55b - 60 = b

0.055b +b = 60

5.5b + b = 60

60 = b + 0.055b

60 = 0.055b - b

Question 7

Solve the following for the missing variable.

Question 8

Which of the following descriptions matches this expression:

All of the solutions including -4 are included

All of the solutions must be smaller than -4 

All of the solutions, including -4 must be smaller than -4

All of the solutions, not including -4 must be bigger than -4

All of the solutions, not including -4 must be smaller than -4

Question 9

Which expression matches this tape diagram?

x + x +16 = 50

x + x -16 = 50

2x -16 = 50

2x + 16 = 50

50 -16 = 2x

Question 10

10.

Simplify the following expression

6.05m +50.5

-23.1m +29.15m +50.5

23.1m + 29.15m -50.5

-6.05m -50.5