A) Rs.10
B) Rs.11
C) Rs.12
D) Cannot be determined
Correct Answer: C
Solution :
Since average price of a pencil = Rs 2 \[\therefore \] Price of 75 pencils = Rs 150 and Price of 30 pens \[=Rs(510-150)=Rs\,360\] \[\therefore \] Average price of a pen \[=\frac{360}{30}=Rs12\]You need to login to perform this action.
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