Ratio and proportion reasoning quiz practice

What is the constant of proportionality?

Tags

CCSS.7.RP.A.2B

Abdul's bill at a restaurant is $35.38. He wants to leave a 16% tip for the waiter. What is total amount Abdul should leave? Round to the nearest cent.

• $5.66

• $35.38

• $51.38

• $41.04

Tags

CCSS.6.RP.A.3C

Noah bought a computer cartridge for $32.17. Sales tax on the cartridge 2.5%. What was the total amount that Noah paid for the cartridge?

• $32.97

• $0.80

• $119.02

• $31.37

Tags

CCSS.6.RP.A.3C

A realtor earns 1.75% commission on the price of any home that she sells. Last month she sold two homes for a total of $975,000. How much money in commissions did the realtor earn last month?

• $992,062.50

• $17,062.50

• $1,706,250

• $57,893.90

Tags

CCSS.6.RP.A.3C

A video game is on sale for 12% off the regular price of $60. What is the sale price of the video game?

• $52.80

• $50

• $67.20

• $7.20

Tags

CCSS.6.RP.A.3C

The constant of proportionality in a relationship is 0.2.

What equation represents this relationship?

• 0.2y = 5x

• y = 0.2x

• y = 0.2x + 5

• 0.2y = x

Tags

CCSS.7.RP.A.2C

A jacket has a regular price of $50. It is on sale for 20% off. The sales tax is 7%. What is the total cost of the jacket including tax?

• $40

• $3.50

• $53.50

• $42.80

Tags

CCSS.6.RP.A.3C

What is the constant proportionality?

Tags

CCSS.7.RP.A.2B

Which table of values has a constant of proportionality of 2?

• Table A

• Table B

• Table C

• Table D

Tags

CCSS.7.RP.A.2B

What is the constant of proportionality for the table?

• 1/3

• not proportional

• 1/2

• 2

Tags

CCSS.7.RP.A.2B