PSLE At first, Lynn had 98 pens and some beads. After she gave away 50 pens and 60% of the beads, she had a total of 58 pens and beads. How many beads did Lynn give away?
|
Pens |
Beads |
Total |
Before |
98 |
5 u |
|
Change |
- 50 |
- 3 u |
|
After |
48 |
2 u |
58 |
60% =
60100 =
35 Number of pens that Lynn left
= 98 - 50
= 48
Number of beads that Lynn left
= 58 - 48
= 10
2 u = 10
1 u = 10 ÷ 2 = 5
Number of beads that Lynn gave away
= 3 u
= 3 x 5
= 15
Answer(s): 15