Question

find the greatest number of 6 digit which is exactly divisible by 27 45 60 72 and 96​

Answer 1

you should say smallest number . greatest number will be the multiple of smallest .

so YOU require L.C M of 27, 45, 60 .72, 96

27= 3x3x3

45 = 3x5x3

60 = 3x4x5

72= 3x3x2x2x2

96= 3x2x2x2x2x2

so l.c.m = 2x2x2x2x2x3x3x3x5 = 4320