PSLE At first, Eva had 80 beads and some cards. After she gave away 63 beads and 60% of the cards, she had a total of 35 beads and cards. How many cards did Eva have at first?
|
Beads |
Cards |
Total |
Before |
80 |
5 u |
|
Change |
- 63 |
- 3 u |
|
After |
17 |
2 u |
35 |
60% =
60100 =
35 Number of beads that Eva left
= 80 - 63
= 17
Number of cards that Eva left
= 35 - 17
= 18
2 u = 18
1 u = 18 ÷ 2 = 9
Number of cards that Eva had at first
= 5 u
= 5 x 9
= 45
Answer(s): 45