PSLE At first, Emma had 75 coins and some cards. After she gave away 60 coins and 25% of the cards, she had a total of 39 coins and cards. How many cards did Emma have at first?
|
Coins |
Cards |
Total |
Before |
75 |
4 u |
|
Change |
- 60 |
- 1 u |
|
After |
15 |
3 u |
39 |
25% =
25100 =
14 Number of coins that Emma left
= 75 - 60
= 15
Number of cards that Emma left
= 39 - 15
= 24
3 u = 24
1 u = 24 ÷ 3 = 8
Number of cards that Emma had at first
= 4 u
= 4 x 8
= 32
Answer(s): 32