Exponents & Powers Mock Tests

35 questions available

Exponents & Powers Mock Test 1

Questions: 30

Exponents & Powers Mock Test 2

Questions: 5

Sample Questions

Class 8 Mathematics

The value of 2⁻³ is:

A 1/8

B -8

C -6

D 8

Class 8 Mathematics

Simplify: 2⁵ × 2³. The result is:

A 2⁸

B 2¹⁵

C 4⁸

D 4¹⁵

Class 8 Mathematics

The value of (3⁴ ÷ 3²) is:

A 9

B 27

C 81

D 3⁶

Class 8 Mathematics

The value of 2⁻³ expressed as a positive exponent is:

A 1/8

B 1/6

C -8

D -6

Class 8 Mathematics

Express 0.00045 in standard form:

A 4.5 × 10⁻⁴

B 4.5 × 10⁻³

C 45 × 10⁻⁵

D 0.45 × 10⁻³

Class 8 Mathematics

The value of 0.000048 in standard form is:

A 48 × 10⁻⁶

B 4.8 × 10⁻⁵

C 4.8 × 10⁵

D 0.48 × 10⁻⁴

Class 8 Mathematics

Simplify: 5³ × 5⁻¹

A 5⁴

B 5²

C 5³

D 5⁻³

Class 8 Mathematics

The value of (2⁰ × 3⁰) × 4⁰ is:

A 0

B 1

C 4

D 9

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