IMO- Mathematics Olympiad Class 10: Questions 1 - 8 of 908

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Question number: 1

» Real Numbers

MCQ▾

Question

If a679b is a five digit number in base 10 and is divisible by 72, then the values of a and b are ________

Choices

Choice (4) Response

a.

3, 2

b.

2, 6

c.

6, 2

d.

2, 3

Question number: 2

» Real Numbers

MCQ▾

Question

Value of 12+3+13+4+14+5+15+6+16+7+17+8+18+9+19+10+110+11+111+12+112+13+113+14+114+15+115+16 is ________

Choices

Choice (4) Response

a.

4

b.

2(3−3)

c.

2(6−3)

d.

6(1−3)

Question number: 3

» Real Numbers

MCQ▾

Question

Rationalizing factor of a7b5c99 is ________

Choices

Choice (4) Response

a.

a7b6c97

b.

a2b49

c.

a9b3c99

d.

a7b52

Question number: 4

» Real Numbers

MCQ▾

Question

H.C.Fof(3072,720)is ________

Choices

Choice (4) Response

a.

43

b.

41

c.

48

d.

11

Question number: 5

» Real Numbers

MCQ▾

Question

Fraction 3(3+15)5(3+5) is equal to ________

Choices

Choice (4) Response

a.

536

b.

365

c.

10

d.

303

Question number: 6

» Real Numbers

MCQ▾

Question

The 100th root of 10(1010) is ________

Choices

Choice (4) Response

a.

10108

b.

(10)(10)10

c.

10((10))10

d.

10810

Question number: 7

» Real Numbers

MCQ▾

Question

The rational number between 13and12 is ________

Choices

Choice (4) Response

a.

15

b.

25

c.

35

d.

45

Question number: 8

» Real Numbers

MCQ▾

Question

Given that H. C. F (306,1314)=18 , find L. C. M (306,1314) .

Choices

Choice (4) Response

a.

23238

b.

22338

c.

83234

d.

23328

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