Exponents and Powers [IMO Level 1- Mathematics Olympiad (SOF) Class 8]: Questions 1 - 13 of 61

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Question number: 1

» Exponents and Powers

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MCQ▾

Question

Which of the following values are equal?

(1) (2) (3) (4)

Choices

Choice (4)Response

a.

2 and 3

b.

1 and 2

c.

1 and 4

d.

1 and 3

Question number: 2

» Exponents and Powers

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MCQ▾

Question

The value of when is________.

Choices

Choice (4)Response

a.

24

b.

25

c.

21

d.

20

Question number: 3

» Exponents and Powers

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MCQ▾

Question

If and , then is equal to________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 4

» Exponents and Powers

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MCQ▾

Question

The value of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 5

» Exponents and Powers

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MCQ▾

Question

Number of prime factors in is

Choices

Choice (4)Response

a.

4

b.

2

c.

6

d.

3

Question number: 6

» Exponents and Powers

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MCQ▾

Question

If , then the value of is________.

Choices

Choice (4)Response

a.

3

b.

1

c.

2

d.

4

Question number: 7

» Exponents and Powers

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MCQ▾

Question

If , then is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 8

» Exponents and Powers

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MCQ▾

Question

The value of when is________.

Choices

Choice (4)Response

a.

4

b.

5

c.

2

d.

1

Question number: 9

» Exponents and Powers

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MCQ▾

Question

The standard form of 0.003445 is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 10

» Exponents and Powers

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MCQ▾

Question

The value of is ________.

Choices

Choice (4)Response

a.

8044

b.

1024

c.

4450

d.

2044

Question number: 11

» Exponents and Powers

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MCQ▾

Question

The value of

Choices

Choice (4)Response

a.

17

b.

11

c.

15

d.

16

Question number: 12

» Exponents and Powers

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MCQ▾

Question

Number of prime factors in is

Choices

Choice (4)Response

a.

72

b.

70

c.

55

d.

73

Question number: 13

» Exponents and Powers

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Match List-Ⅰ List-Ⅱ▾

Question

Match the following provided that and are any rational numbers different from zero and , are any rational numbers.

List-Ⅰ (Uses of Exponent Rules)List-Ⅱ (Term with Different Base and Same Exponent)

(A)

(i)

(B)

(ii)

(C)

(iii)

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)

a.

  • (ii)
  • (i)
  • (iii)

b.

  • (ii)
  • (iii)
  • (i)

c.

  • (iii)
  • (ii)
  • (i)

d.

All of the above

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