8th Grade Math Chapter 8 Practice Quiz

A gallon of paint will cover 144 square feet of floor space. What are the dimensions of the largest square floor that the gallon of paint will cover?

• 12 ft X 12 ft

• 72 ft X 72 ft

• 144 ft X 144 ft

• 288 ft X 288 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

In a math game, Bradley was supposed to find the square root of a number. Instead he squared the number and said "81."

What number should Bradley have given?

Mathematical Equivalence

ON

Tags

CCSS.8.EE.A.2

The area of a square field is 625 square meters. What is the perimeter of the field?

• 312.5 meters

• 156.5 meters

• 100 meters

• 25 meters

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Tags

CCSS.8.EE.A.2

Which choice represents inverse operations?

• 2,000 times larger
• 2 times larger
• 1,000 times larger

Tags

CCSS.5.NBT.A.2

• Maria is incorrect because she did not subtract the exponents.

• Maria is incorrect because she did not subtract 2 from 4.2.

• Maria is incorrect because she did not multiply the exponents.

• Maria is incorrect because she did not add the exponents.

Tags

CCSS.8.EE.A.4

Tags

CCSS.8.EE.B.5

• Group A

• Group B

• Group C

• Group D

Mathematical Equivalence

ON