Question

if selling price of 25 objects is same as the cost price of 20 objects.find gain% or loss%.

Answer 1

HI HERE IS THE ANSWER.

LET C.P OF 1 OBJECT BE RUPEE 1 .

C.P OF 20 OBJECT =Rs 20

S.P OF 25 OBJECT = Rs. 25


S.P OF 25 OBJECT =C.P OF 20 OBJECT

C.P =Rs 25
S.P=Rs. 20

LOSS = C.P - S.P
= 25-20

LOSS %=LOSS/C.P ×100
=5/25×100
=25%