Question

Find the least square number which is exactly divisible by 8 12 15 and 20​

Answer 1

Answer:

2880

Step-by-step explanation:

All the numbers are 8,12,15,20

let take the number 20 as 2

then find lcm

8*12*15*2=2880

verify :

(1)2880/8=360

(2)2880/12=240

(3)2880/15=192

(4)2880/20=144

2880 also divisible by 20 .ln place of 20 we take 2 for the least number which is divisible by 8,12,15,20.