Question

11. A radio is sold at a gain of 16%. If it had
been sold for 20 more, 20% would have
been gained. The cost price of the radio is​

Answer 1

Step-by-step explanation:

Let SP be 'x'

100+x

1

SP

1

=

100+x

2

SP

2

100+16

x

=

100+20

x+20

116

x

=

120

x+20

x = Rs. 580

we have

CP =

100+x

100×SP

=

100+16

100×580

= Rs. 500