Aptitude

Question

if 13=13w/(1-w), then (2w)$^2$ is equal to

• A. ¼
• B. ½
• C. 1
• D. 2

Answer 1

Answer is C]

13 = 13w / (1-w)

=> 1 = 2w

∴ (2w)²= 1

Answer 2

13=13w/(1-w)

13-13w=13w

13=26w

1/2=w

2w=1

(2w)^2=1

Answer 3

1 is the answer