Question

a boy sold his old book for ₹ 64 at 20 % loss .what was the cost prize of the book?​

Answer 1

C.P = x

loss % = 20%

= 20/100x

= x/5

therefore, S.P = C.P - loss

64 = x-x/5

= 4x/5

x = 64×5/4

= ₹80.

PLEASE MARK ME AS A BRAINLIEST.

THANK YOU

Answer 2

I dont know mam this answer is correct