7th Grade Math Semester 1 Review

Front

What is the probability of getting tails on a coin and a 3 on a number cube?

Back

Front

If a machine takes 12 minutes to fill 200 bottles, how long will it take to fill 800 bottles?

Back

It will take 48 minutes.

Tags

CCSS.6.RP.A.3B

Front

How many customers can a cashier ring up in 45 minutes if he rings up 2 customers in 3 minutes?

Back

He can ring up 30 customers.

Tags

CCSS.6.RP.A.3B

Front

What does it mean for a graph to be proportional?

Back

A proportional graph shows a constant ratio between two variables, represented by a straight line through the origin.

Tags

CCSS.7.RP.A.2D

Front

Which equation has x = 2 as a solution?

Back

Tags

CCSS.6.EE.B.5

Front

What is the formula for calculating probability?

Back

Probability = (Number of favorable outcomes) / (Total number of outcomes).

Tags

CCSS.7.SP.C.7A

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio.

Tags

CCSS.7.RP.A.2A

Front

How do you find the unit rate?

Back

Divide the total quantity by the number of units.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for finding the perimeter of a rectangle?

Back

Perimeter = 2(length + width).

Tags

CCSS.3.MD.D.8