PSLE At first, Julie had 57 cards and some coins. After she gave away 20 cards and 25% of the coins, she had a total of 43 cards and coins. How many coins did Julie have at first?
|
Cards |
Coins |
Total |
Before |
57 |
4 u |
|
Change |
- 20 |
- 1 u |
|
After |
37 |
3 u |
43 |
25% =
25100 =
14 Number of cards that Julie left
= 57 - 20
= 37
Number of coins that Julie left
= 43 - 37
= 6
3 u = 6
1 u = 6 ÷ 3 = 2
Number of coins that Julie had at first
= 4 u
= 4 x 2
= 8
Answer(s): 8