Question

find the smallest number of four digits which when divided by 4,5, and 20

Answer 1

A/q

Smallest no, divided by 4,5 and 20 is their l.c.m

Now, l.c.m of 4, 5 and 20 is 20.

The least no. Of 4 digit is 1000

On dividing 1000 by 20 , we get 50 as quotient and remainder is 0.

Now, required no. = 1000 + ( 20 - 0 )

1000 + 20 = 1020 ans.

I hope it will help you.

Thanks.

Answer 2

A/q

Smallest no, divided by 4,5 and 20 is their l.c.m

Now, l.c.m of 4, 5 and 20 is 20.

The least no. Of 4 digit is 1000

On dividing 1000 by 20 , we get 50 as quotient and remainder is 0.

Now, required no. = 1000 + ( 20 - 0 )

1000 + 20 = 1020 ans.

I hope it will help you.

Thanks.