Question

a shopkeeper earns a profit of ₹4 by selling a notebook and makes a loss of ₹1 by selling a pen . find his profit or loss on selling 3 notebooks and 6 pens.

Answer 1

Overall Profit Or Loss = -5

45 Pens means Profit Of Rs 45

Now No Of Pencils Sold

Price Of Pencils => 45-(-5) = Rs50

So She Sold Pencils At a loss of rs 50

No OF pencils = 50/0.40 = 125

So She Sold 125 pencils.

(ii) Profit Or Loss Incurred = 0

Now 70 pens means profit of Rs 70

Now Cost Price Of Pencils = 70-0 = 70

No of pencils = 70/0.40 = 175

So She Sold 175 pencils.