For every good blouse that Peter sold, Peter earned $12. He sold defective blouses at a discount, which would cause him to lose $3 per defective blouse. In August, for every 25 blouses sold, 7 were defective. Peter earned $975 from the blouses sold.
- How many more blouses sold were good than defective?
- How much less money did he earn because of the defective blouses?
|
Good |
Defective |
Total |
Number |
18 u |
7 u |
|
Value |
+ 12 |
- 3 |
|
Total Value |
216 u |
- 21 u |
$975 |
(a)
Amount that Peter earned
= 216 u - 21 u
= 195 u
195 u = 975
1 u = 975 ÷ 195 = 5
Number of more blouses sold that were good than defective
= 18 u - 7 u
= 11 u
= 11 x 5
= 55
(b)
Number of defective blouses
= 7 u
= 7 x 5
= 35
Less amount earned for one defective jacket
= 12 + 3
= $15
Less amount earned because of all the defective blouses
= 35 x 15
= $525
Answer(s): (a) 55; (b) $525