11. A shopkeeper sold 75 pens and pencils for
P- 4915. The selling price of each pen was 1
and that of a pencil was 25. Find the number
70-
pens sold.
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Let total Pen = X
Total pencil = y
A/q,
x + y = 75
x+25y = 4915
-24y = - 4840
y = -201
Question is wrong ....
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