Find the least square no which is exactly divisible by each of the no 8,12,15,20
Answers
Answered by
0
Answer:
The required solution of the problem is
Let find the LCM of the given numbers i.e. 8,12,15and20
That is,
2×2×2×5×3=120
But, 2,3,5 are not in pair so
multiply these with LCM = 120×3×5×2
=3600
Answered by
1
Answer:
L.C.M. of 8, 15 and 20 is 120. Here, prime factors 2, 3 and 5 have no pair. Therefore 120 must be multiplied by 2 x 3 x 5 to make it a perfect square. Hence, the smallest square number which is divisible by 8, 15 and 20 is 3600.
Similar questions