Find the lowest common multiple of 24, 36 and 40.

A. 120
B. 240
C. 360
D. 480
Explanation:
2 24 – 36 – 40
——————–
2 12 – 18 – 20
——————–
2 6 – 9 – 10
——————-
3 3 – 9 – 5
——————–
1 – 3 – 5
L.C.M = 2 * 2 * 2 * 3 * 3 * 5 = 360.