Question

2 points
If 3 positive integers a.b.c
are in AP such that a+b+c=33
and axbxc = 1155, then the
terms a,b,care
O 7,10,13
O 7,11,15
07.12.17
O 7,15,23​

Answer 1

Answer:

Correct option is

B

2

2/3

We know, from AM≥GM, for positive quantities, that

3

(a+b+c)

≥

3

abc

3

(a+c)+b

≥

3

abc

But 2b=(a+c).

This implies

3

3b

≥(4)

1/3

b≥(2)

2/3