CBSE Class 7 Maths Exponents and Powers Quiz 4

1. 3⁰ × 4⁰ × 5⁰ =

A

1

B

3

C

4

D

6

2. (2⁰ + 3⁰) × 4⁰ =

A

1

B

2

C

3

D

4

3. 3⁰ + 4⁰ + 5⁰ =

A

1

B

2

C

3

D

none of these

4. Which of the following is true?

A 2⁰ = (100)⁰ B 10² × 10⁸ = 10¹⁶ C 2² × 3³ = 65 D 2³ > 3²

5. (2² × 2)² =

A

2³

B 2⁴ C 2⁵ D 2⁶

6. \(\frac { { 3 }^{ 8 } }{ { 3 }^{ 5 }\times { 3 }^{ 3 } } =\)

A

1

B

3

C

5

D

8

7. (\(\frac { { a }^{ 4 } }{ { a }^{ 2 } } \times { a }^{ 3 }=\))

A a⁴ B a⁵ C a⁶ D a⁸

8. 82 ÷ 24 =

A

1

B

2

C

3

D

4

9. (-2a)³ =

A

2a³

B

4a³

C

8a³

D

-8a³

10. a^m ÷ b^m =

A a^m b^m B (\(\frac { a }{ b } \))^m C

\(\frac { a }{ b } \)

D

1