Question

Two nos are in the ratio 4:5 and their lcm is 180 find the smaller no

Answer 1

Answer:

36

Step-by-step explanation:

Let the numbers be 4x and 5x.

LCM of 4x and 5x is 20x

But LCM = 180

=> 20x = 180

=> x = 9.

Thus the numbers are 36 and 45.