Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Ratios

Question:

If  R : S = 5 : 3  and R + S =  96  , then the value of 3(R - S) : (R + S) is?

Options:

2 : 7 

8 : 5 

3 : 4

4 :3

Correct Answer:

3 : 4

Explanation:

R : S = 5 : 3

3(R - S) : (R + S) = 3(5 - 3) : (5 + 3) = (3 × 2) : 8 = 6 : 8  =  3 : 4