For every good blouse that Paul sold, Paul earned $20. He sold defective blouses at a discount, which would cause him to lose $2 per defective blouse. In May, for every 27 blouses sold, 10 were defective. Paul earned $1280 from the blouses sold.
- How many less blouses sold were defective than good?
- How much less money did he earn because of the defective blouses?
|
Good |
Defective |
Total |
Number |
17 u |
10 u |
|
Value |
+ 20 |
- 2 |
|
Total Value |
340 u |
- 20 u |
$1280 |
(a)
Amount that Paul earned
= 340 u - 20 u
= 320 u
320 u = 1280
1 u = 1280 ÷ 320 = 4
Number of less blouses sold that were defective than good
= 17 u - 10 u
= 7 u
= 7 x 4
= 28
(b)
Number of defective blouses
= 10 u
= 10 x 4
= 40
Less amount earned for one defective jacket
= 20 + 2
= $22
Less amount earned because of all the defective blouses
= 40 x 22
= $880
Answer(s): (a) 28; (b) $880