Question

what is the greatest number which can divide 36 ,81 and 108

Answer 1

Answer:

36, 81,108

the greatest number will be 9,

i.e

$36 \div 9 = 4 \\ 81 \div 9 = 9 \\ 108 \div 9 = 12$

Answer will be 9

Answer 2

36=2*2*3*3

81=3*3*3*3

108=2*2*3*3*3

So, the number is (3*3)

                             = 9