For every good dress that Harry sold, Harry earned $19. He sold defective dresses at a discount, which would cause him to lose $2 per defective dress. In April, for every 24 dresses sold, 7 were defective. Harry earned $618 from the dresses sold.
- How many more dresses sold were good than defective?
- How much less money did he earn because of the defective dresses?
|
Good |
Defective |
Total |
Number |
17 u |
7 u |
|
Value |
+ 19 |
- 2 |
|
Total Value |
323 u |
- 14 u |
$618 |
(a)
Amount that Harry earned
= 323 u - 14 u
= 309 u
309 u = 618
1 u = 618 ÷ 309 = 2
Number of more dresses sold that were good than defective
= 17 u - 7 u
= 10 u
= 10 x 2
= 20
(b)
Number of defective dresses
= 7 u
= 7 x 2
= 14
Less amount earned for one defective jacket
= 19 + 2
= $21
Less amount earned because of all the defective dresses
= 14 x 21
= $294
Answer(s): (a) 20; (b) $294