Least Common Multiple of A and B is 18. Least Common Multiple of C and D is 24. What is the Least Common Multiple of A, B, C and D?
Show answer & explanation
Correct answer: A
Explanation
18 = 2 × 3²
24 = 2³ × 3
Least common multiple = 2³ × 3²
= 8 × 9 = 72