Monday, December 10, 2007

Question # 7

A certain quantity of 40% solution is replaced with 25% solution such that the new concentration is 35%.
What is the fraction of the solution that was replaced?
(A) 1/4
(B) 1/3
(C) 1/2
(D) 2/3
(E) 3/4

3 Comments:

Rushin Shah said...

Answer is (B) 1/3.

This is a simple mixtures sum.

Gaurav & Kunal said...

noted.

Gaurav & Kunal said...

RUSHIN GOT 1 POINT FOR THIS ANSWER.

CHAT BOX