Question

Find the least no of five digits which is exactly divisible by 32 36 and 45

Answer 1

Find HCF (2x 2 x 2 x 2 x 2 x 3 x 3 x 5)

1440 is the HCF

least 5 numbers = 1440, 2880, 4320, 5760, 7200

(method: 1440, 1440x2, 1440x3, 1440x4, 1440x5)