Respuesta :

Answer:

3600

Step-by-step explanation:

The Lowest Common Multiples (LCM) of 8, 15 and 20 are

2, 3 and 5

so we times them together to get:

2 x 3 x 5 = 120

to get a 120 to a square number we have to find the (LCM) of 2, 3, and 5 which is 30 so we times 120 by 30 to get 3600