Math, asked by mona8980, 1 year ago

find the smallest perfect square that is exactly divisible by each of the following number : 8, 15 and 20

Answers

Answered by sohan41
5
The LCM of 8, 15, 20 is 120
Now square the LCM
 {120}^{2} = 14400 \: ans.

mona8980: can u plz give me full solution
sohan41: yaa...
sohan41: Can you find the LCM of 8,15,20
sohan41: The LCM comes 120
sohan41: Take square of 120
sohan41: I hope this is the eight answer.
sohan41: missspelled eight = right
Answered by modi7260
4

The number divisible by 8,15,20

= LCM of 8,15,20

8 = 2*2*2

15 = 3*5

20 = 2*2*5

LCM = 2*2*2*3*5*2*2*5

= 2400

The smallest square

= 2400*6

= 11400

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