Question

Vinay bought 18 notebooks for Rupee 360,He sold these at Rupee 15 per notebook to a needy child. How much did he gain or lose ? give me answer with explanation
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Answer 1

Answer:

Vinoy bought each note book for Rs 360/18

=20 Rs

he sold all the note books for 15×18Rs

=270Rs

loss =(360-270)Rs=90Rs

he loss 90Rs

Answer 2

Answer:

he loses 5 rupees per notebook

Step-by-step explanation:

cost of 18 notebooks he buys = 360 rupees

cost of 1 notebook he buys = 360/18

= 20rupees

as he sells all to a needy child,

selling price of 1 notebook = 15rupees

therefore, he lose by 5 rupees per notebook (20-15=5)