Mathematics
Grade-7
Easy
Question
Determine the selling price of $30 book with a 15% of a mark-up.
- 35.2
- 30.26
- 34.5
- 29
The correct answer is: 34.5
STEP BY STEP SOLUTION
Original price of book = $30
Mark up % = 15%
Mark-up = 15% of $30
Mark-up = 
Selling cost = Original cost + Mark-up
Selling cost = 30+4.5= $34.5
THE SELLING COST PF BOOK AFTER MARK-UP = $34.5
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