If S = 3T/2, then express 'T' as a percentage of S + T.

Correct option is A

Given:

S = 3T/2

Solution:

S = 3T/2

​$$\frac{S}{T} = \frac{3}{2}$$

S = 3x , T = 2x 

then S + T = 3x + 2x = 5x 

required percentage 

​$$\frac{2x}{5x}\times100$$%

= 40%

then T is 40% of T +S