Elijah owned two shops selling mobile phones. Shop N earned 40% more money than Shop P on Friday. On Saturday, Shop N lost $237 while Shop P earned another $168. In the end, Shop N contributed to 59 of the total earnings of the two shops over the two days operation. How much did Shop N earn over the two days?
| |
Make p the same
(1)x4 = (3) |
Shop N
(1) |
Shop P
(2) |
Make p the same
(2)x5 = (4) |
| Before |
28 u |
7 u |
5 u |
25 u |
| Change |
- 948 |
- 237 |
+ 168 |
+ 840 |
| After |
20 p |
5 p |
4 p |
20 p |
Amount that Elijah earned from Shop P on Friday in percentage = 100%
Amount that Elijah earned from Shop N on Friday in percentage
= 100% + 40%
= 140%
140% =
140100 =
75 Fraction of the total earnings that Elijah earned from Shop P
= 1 -
59 =
49(3) = (4)
28 u - 948 = 25 u + 840
28 u - 25 u = 948 + 840
3 u = 1788
1 u = 1788 ÷ 3 = 596
Amount that Elijah earned from Shop N over the two days
= 7 u - 237
= 7 x 596 - 237
= 4172 - 237
= $3935
Answer(s): $3935
