For every good windbreaker that Gabriel sold, Gabriel earned $25. He sold defective windbreakers at a discount, which would cause him to lose $5 per defective windbreaker. In September, for every 29 windbreakers sold, 10 were defective. Gabriel earned $3400 from the windbreakers sold.
- How many more windbreakers sold were good than defective?
- How much less money did he earn because of the defective windbreakers?
|
Good |
Defective |
Total |
Number |
19 u |
10 u |
|
Value |
+ 25 |
- 5 |
|
Total Value |
475 u |
- 50 u |
$3400 |
(a)
Amount that Gabriel earned
= 475 u - 50 u
= 425 u
425 u = 3400
1 u = 3400 ÷ 425 = 8
Number of more windbreakers sold that were good than defective
= 19 u - 10 u
= 9 u
= 9 x 8
= 72
(b)
Number of defective windbreakers
= 10 u
= 10 x 8
= 80
Less amount earned for one defective jacket
= 25 + 5
= $30
Less amount earned because of all the defective windbreakers
= 80 x 30
= $2400
Answer(s): (a) 72; (b) $2400