IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 682 - 688 of 1042

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Question 682

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Question

MCQ▾

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 683

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Question

MCQ▾

14321 is divisible by________.

Choices

Choice (4)Response
a.9
b.3
c.4
d.None of the above

Question 684

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Question

MCQ▾

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 685

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Question

MCQ▾

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 686

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Question

MCQ▾

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 687

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Question

MCQ▾

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

Question 688

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Question

MCQ▾

Euler’s formula for any polyhedron, where F is the number of faces, V stands for number of vertices and E stands for number of edges is

Choices

Choice (4)Response
a.
b.
c.
d.