7th Grade Math Semester 2 Review

What percent of 50 is 20?

• 40%
• 25%
• 2.5%
• 4%

8 is what percent of 20?

• 40%
• 20%
• 250%
• 2.5%

You are planning a vacation to Hawaii that will cost $5875, but if you schedule it today you can save 20%.  How much will you save by scheduling it today?

• $7050.00
• $4700.00
• $1175.00
• $117.50

Tags

CCSS.6.RP.A.3C

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

• 5/6
• 1/2
• 1/3
• 1/6

P(not A) =

*Remember to simplify.*

• 2/6

• 3/4

• 2/8

• 1/4

Tags

CCSS.7.SP.C.7B

In a random survey of 50 students at Great Middle School, 32 said chocolate was their favorite flavor of yogurt. The school has 450 students. How many of them are likely to select chocolate as their favorite flavor? 

• 144
• 162
• 225
• 288

Tags

CCSS.7.RP.A.3

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/6

• 1/9

• 1/3

Tags

CCSS.7.SP.C.7B

Find the area of this polygon.

• 60 square units
• 32.5 square units
• 30 square units
• 65 square units

Tags

CCSS.6.G.A.1

If a Circle has a radius of 3 cm and a diameter of 6cm , what is the circumference of the circle? 

• 9.42 cm
• 18.84 cm

Tags

CCSS.7.G.B.4

If a circle has a diameter of 45 feet, what is its radius?

• 90 feet
• 22.5 feet
• 45 feet
• 180 feet

Tags

CCSS.7.G.B.4