For example, for LCM (12,30) we find:
Using the set of prime numbers from each set with the highest exponent value we take 22 * 31 * 51 = 60. Therefore LCM (12,30) = 60.
60 / 2.50 = 24
the number is 24
Answer:
1 1/2 x 4 1/2 x 5 = 33 3/4