Question

Find the least square number which is exactly divisible by the each of the numbers 8 12 15 20

Answer 1

Your answer is here

The least number divisible by each one of is 8,12,15 and 20

LCM of 8,12,15 and 20 = 2×2×3×5×2

= 120

$120 = 2 {}^{2} \times3 \times 5 \times 2$

To make a perfect square it must be multiplied by ( 2 × 3 × 5 ) = 30

Hence, required number = 120 × 30

= 3600

Answer 2

Answer:

LCM of 8,12,15 and 20 = 2×2×3×5×2

= 120

To make a perfect square it must be multiplied by ( 2 × 3 × 5 ) = 30

Hence, required number = 120 × 30

= 3600

Step-by-step explanation: