Question

If the sum of 3 natural number a,b and c is 99 and a has 3 divisors then what will be the minimum value of b+c

Option

A.1

B.18

C.20

D.others

Answer 1

Answer

Option B . 18

Answer 2

Answer:

D:others

Step-by-step explanation:

a has 3 divisors(1,a,√a must be only possible divisors of a)

that means 'a' is a perfect square.

therefore possible values of a are (1,4,9,25,49,)

'b+c>0 so a<100'

there for the min. value of b+c is not in the options