Question

If the cost is $ 30 and the margin expected is 20% on selling price. What
is the selling price?
Selling price = Cost + Margin

Answer 1

Answer:

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Explanation:

We know, selling price = cost price + profit

              selling price = cost price + profit%/100 × cost price

              selling price = 100 × cost price + profit% × cost price/100

              selling price = (100 + profit%)cost price/100; [Here, cost price and profit% are known.]

1. Ryan bought a book for $100 and sold it at a profit of 10%. Find the selling price of the book.

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Answer 2

Cost=$30

selling price=20%

Selling price=Cost+Margin

20%=$30+Margin

20/100=2/10=2/5=$30+Margin

2/5-$30=Margin

Margin= -29.6