Homework Practice

Printable assignment

Number Power Lab: Squares, Cubes and Patterns

Section A: Squares, Cubes and Roots

Question 1mcq

Which number is a perfect square?

A.144

B.150

C.98

D.125

Question 2mcq

What is the square root of 169?

A.14

B.13

C.16

D.11

Question 3mcq

Which number is a perfect cube?

A.216

B.245

C.121

D.150

Question 4mcq

What is 15²?

A.250

B.225

C.230

D.215

Question 5mcq

Which is the smallest perfect square greater than 200?

A.216

B.256

C.196

D.225

Question 6mcq

What is the cube root of 512?

A.6

B.9

C.8

D.7

Section B: Rational Numbers and Powers

Question 7mcq

Which statement is true about rational numbers?

A.They can be written as p/q where q is not zero.

B.They are always decimals that do not end.

C.They cannot be negative.

D.They are always whole numbers.

Question 8mcq

What is 2⁵?

A.10

B.25

C.16

D.32

Question 9mcq

Which number is the additive inverse of -7/9?

A.-9/7

B.9/7

C.-7/9

D.7/9

Question 10mcq

What is the multiplicative inverse of 5/8?

A.-8/5

B.8/5

C.-5/8

D.5/8

Question 11mcq

If a pattern is 3, 9, 27, 81, what comes next?

A.108

B.162

C.243

D.324

Question 12mcq

Which expression equals 64?

A.2⁵

B.4³

C.8²

D.3⁴