if 80% of A=50% of B and B= X% of A then the value of X is

A. 400

B. 300

C. 160

D. 150

Answer: Option C

Solution(By Examveda Team)

Let A be 100
80% of A = 80
∴ 80 = 50% of B
⇒ (50/100)×B = 80
⇒ B = 160
∴ B = X% of A
⇒ 160 = (X/100)×100
⇒ X = 160%
Hence, B is 160% of A