Question

4. A boy buys 9 apples for Rs 9.60 and sells them at 11 for Rs 12. Find his gain or loss percent.
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Answer 1

Answer:

C.P. of 1 apple =Rs.

9

9.60

=Rs.1.06

S.P. of 11 apples=Rs.12

∴ S.P. of 1 apple=Rs.

11

12

=Rs.1.09

∴ C.P. of 11 apples=Rs.1.06×11

C.P.=Rs.11.66

S.P. of 11 apples=Rs.12

∴gain=S.P.−C.P.

Gain =12−11.66

Gain =0.34

Gain%=

C.P.

Gain

×100

=

11.66

0.34

×100

Gain%=2.91%.

Answer 2

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