Penelope had $70 more than Wendy. Penelope spent 0.6 of her money and Wendy spent 20% of her money. In the end, Penelope and Wendy had the same amount of money left. Find the amount of money that Penelope had in the end.
| |
Penelope |
Wendy |
Comparing Penelope
and Wendy at first |
70 more |
|
| Before |
5x2 =
10 u |
5x1 =
5 u |
| Change |
- 3x2 =
- 6 u |
- 1x1 =
- 1 u |
| After |
2x2 =
4 u |
4x1 =
4 u |
0.6 =
610 =
35 20% =
20100 =
15 Penelope and Wendy had the same amount of money in the end. Make the amount that each had in the end the same. LCM of 2 and 4 is 4.
Amount that Penelope had more than Wendy at first
= 10 u - 5 u
= 5 u
5 u = 70
1 u = 70 ÷ 5 = 14
Amount that Penelope had in the end
= 4 u
= 4 x 14
= $56
Answer(s): $56
