Question

a man bought a car rupees 60000 and spect 10% of the cost of a car for purchase for the purchase of new tyres at what what price should he sell his car to make a gain of 15%​

Answer 1

60000+60000*10/100=66000

cost price is 66000.

15%gain is 66000+66000*15/100=75900.

Answer 2

C.P=60000

aditinal cost on tyres=10%×60000i.e

₹6000

so, total cost price=60000+6000

=66000

now, S.P=(100+gain%)/100×C.P

S.P=100+15/100×66000

=115/100×66000

=115×660

=₹75900