Sabrina's and Jade's savings were in the ratio of 4 : 7. Both of them shared the cost of their father's souvenir equally. Sabrina's remaining savings was
15 as much as Jade's savings. What percentage of her savings did Jade spend? Correct the answer to 1 decimal place.
|
Sabrina |
Jade |
Difference |
Before |
4x4 = 16 u |
7x4 = 28 u |
3x4 = 12 u |
Change |
- 13 u |
- 13 u |
|
After |
1x3 = 3 u |
5x3 = 15 u |
4x3 = 12 u |
Since Sabrina and Jade shared the cost of their father's souvenir equally, the amount each paid for the souvenir is the same.
So, the difference in the amounts between Sabrina and Jade at first and in the end remains the same. Make the difference in the amounts between Sabrina and Jade at first and in the end the same. LCM of 3 and 4 is 12.
Amount that Jade spent on the souvenir
= 28 u - 15 u
= 13 u
Percentage of her savings that Jade spent
=
1328 x 100%
≈ 46.4%
Answer(s): 46.4%