IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 681 - 687 of 1040

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Question number: 681

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Question

In a division sum, the divisor is 12 times the quotient and 5 times the remainder. If the remainder is 48, then dividend is________.

Choices

Choice (4)Response

a.

2424

b.

8484

c.

4848

d.

2021

Question number: 682

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Question

On dividing 12401 by a certain number, we get 76 as quotient and 13 as remainder. What is the divisor?

Choices

Choice (4)Response

a.

166

b.

160

c.

163

d.

165

Question number: 683

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Question

14321 is divisible by________.

Choices

Choice (4)Response

a.

9

b.

3

c.

4

d.

None of the above

Question number: 684

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On dividing 6740 by a certain number, we get 56 as quotient and 20 as remainder. What is the divisor?

Choices

Choice (4)Response

a.

125

b.

121

c.

120

d.

126

Question number: 685

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Question

The largest natural number by which the product of three consecutive even natural numbers is always divisible is________.

Choices

Choice (4)Response

a.

28

b.

48

c.

96

d.

18

Question number: 686

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Question

If , where A and B are single digit number such that , then the values of A and B are________.

Choices

Choice (4)Response

a.

4,5

b.

4,4

c.

5,5

d.

None of the above

Question number: 687

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MCQ▾

Question

If , where A and B are single digit number such that , then the values of B and A are________.

Choices

Choice (4)Response

a.

4,5

b.

5,4

c.

6,9

d.

9,6

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