Mathematics Olympiad Class-5 Test Prep-2

Test Preparation on Mathematics Olympiad Class-5 Test Prep-2

1.

LCM of 8 and 10 is

18
280
310
440

2.

HCF of 16 and 73 is

116
21
373
4None of these

3.

Factors of 93 are

11, 3,13, 93
21, 2, 23, 93
31, 3, 31, 93
4None of these

4.

Co prime numbers are numbers whose common factor is

11
22
30
4their product

5.

Which among the following are twin primes?

131 and 37
27 and 11
311 and 13
43 and

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