if 5 and 8 are factors of 60 n , what is the minimum value of n ?
"60 n / 7 * 8 should be integer = > 2 * 2 * 3 * 5 * n / 5 * 2 * 2 * 2 = 3 * n / 2 must be an integer for this to be true n must multiple of 2 , thus min of n = 2 hence a"
lcm(5, 8)