Question

Find the smallest square number that is divisible by each of the numbers 4, 5 and 10.

Answer 1

Answer:

20 is divisble by each of the numbers 4,5 and 10.

Answer 2

Answer:

400

Step-by-step explanation:

4 x 5 x 10=2 x 2 x 5 x 5 x 2

least no. that should be multiplied to make perfect square= 2

because, only the last two doesn't have a pair

no. hence formed=2^4 x 5^2

                             =400

400 is a perfect square.                    [20^2]

hope this helped