Question

the selling price of a fan is Rs840.If the fan was sold at30%loss, find the cost price of fan. ​

Answer 1

Answer:

C.P=Rs.1200 is the answer

Step-by-step explanation:

S.P=Rs.840

Loss=30percent

There for loss =30percent of C.P

Let C.P=X

Loss=30×X/100

=3X/10

S.P=C.P-Loss

There for 840=X-3X/100

840=7X/10

7X=840×10

X=840×10/7

X=8400/7

X=1200

There for C.P=Rs.1200