Q5 of 104 Page 1

Which of the following is a pair of co-primes?
(31, 93)

Given numbers are 31 and 93

For pairs to be co-primes there should be no common factor except 1

Factorization of 31 and 93 are

Factors of

Here, we can see that 31 is the common factor. So, (31, 93) is not co-prime.

Which of the following is a pair of co-primes?

(32,62)

Which of the following is a pair of co-primes?

(18,25)

Write down the missing numbers a, b, c, d, x, y in the following factor tree :

Questions · 104

1. Real Numbers

1 1 1 1 1 1 1 1 2 3 4 5 6 1 1 1 1 1 1 1 2 3 4 5 5 5 6 6 6 6 7 7 7 7 7 7 7 8 8 8 8 8 8 9 9 9 9 9 9 10 10 10 10 10 10 11 11 11 11 11 11 12 12 12 13 14 15 1 2 3 4 4 4 5 5 5 5 5 5 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 3

Which of the following is a pair of co-primes?(31, 93)