Answer:
40.
Step-by-step explanation:
LCM of 4, 5, and 8 is the smallest number among all common multiples of 4, 5, and 8. The first few multiples of 4, 5, and 8 are (4, 8, 12, 16, 20 . . .), (5, 10, 15, 20, 25 . . .), and (8, 16, 24, 32, 40 . . .) respectively. There are 3 commonly used methods to find LCM of 4, 5, 8 - by division method, by listing multiples, and by prime factorization.
