The cost price of a shirt is 10% less than that of the vest. A profit of 20% is made when the vest is sold for $60. What is the cost price of the shirt?
| |
Shirt |
Vest |
| Cost price |
90% |
100% |
| Profit |
|
+ 20% |
| Selling price |
|
120% |
Cost price of the vest in percentage = 100%
Cost price of the shirt in percentage
= 100% - 10%
= 90%
Selling price of the vest in percentage
= 100% + 20%
= 120%
120% → 60
1% → 60 ÷ 120 = 0.50
90% → 90 x 0.50 = 45
Cost price of the shirt = $45
Answer(s): $45
