CLASSWORK: Ratio and Proportionality Error Analysis Quiz

CLASSWORK: Ratio and Proportionality Error Analysis Quiz

7th Grade

13 Qs

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CLASSWORK: Ratio and Proportionality Error Analysis Quiz

CLASSWORK: Ratio and Proportionality Error Analysis Quiz

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Medium

CCSS
7.RP.A.2B, 6.RP.A.3C, 7.RP.A.3

+1

Standards-aligned

Created by

Michelle Lieu

Used 2+ times

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13 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

What is the constant of proportionality?

HINT: K = y/x

Tags

CCSS.7.RP.A.2B

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Abdul's bill at a restaurant is $28.65. He wants to leave and 18% tip for the waiter. What is the total amount Abdul should leave? Round to the nearest cent.

Tags

CCSS.6.RP.A.3C

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Noah bought a computer cartridge for $28.50. Sales tax on the cartridge was 6.5%.

What was the total amount that Noah paid for the cartridge?

Tags

CCSS.6.RP.A.3C

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A realtor earns 1.25% commission on the price of any home that she sells. Last month she sold two homes for a total of $750,000. How much money in commissions did the realtor earn last month?

Tags

CCSS.6.RP.A.3C

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A video game is on sale for 30% off the regular price of $50.

What is the sale price of the video game?

Tags

CCSS.6.RP.A.3C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The constant of proportionality in a relationship is 0.5.

What equation represents this relationship?

0.5y = 2x

y = 0.5x

0.5y = x

y = x + 0.5

Tags

CCSS.7.RP.A.2C

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A jacket has a regular price of $80.

It is on sale for 10% off.

The sales tax is 7%.

What is the total cost of the jacket including tax?

Tags

CCSS.6.RP.A.3C

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