Fred owned two shops selling mobile phones. Shop G earned 50% more money than Shop H on Friday. On Saturday, Shop G lost $171 while Shop H earned another $156. In the end, Shop G contributed to 25 of the total earnings of the two shops over the two days operation. How much did Shop G earn over the two days?
| |
Make p the same
(1)x3 = (3) |
G
(1) |
H
(2) |
Make p the same
(2)x2 = (4) |
| Before |
9 u |
3 u |
2 u |
4 u |
| Change |
- 513 |
- 171 |
+ 156 |
+ 312 |
| After |
6 p |
2 p |
3 p |
6 p |
Amount that Fred earned from Shop H on Friday in percentage = 100%
Amount that Fred earned from Shop G on Friday in percentage
= 100% + 50%
= 150%
150% =
150100 =
32 Fraction of the total earnings that Fred earned from Shop H
= 1 -
25 =
35(3) = (4)
9 u - 513 = 4 u + 312
9 u - 4 u = 513 + 312
5 u = 825
1 u = 825 ÷ 5 = 165
Amount that Fred earned from Shop G over the two days
= 3 u - 171
= 3 x 165 - 171
= 495 - 171
= $324
Answer(s): $324
