PSLE At first, Tammy had 54 pens and some stamps. After she gave away 26 pens and 60% of the stamps, she had a total of 46 pens and stamps. How many stamps did Tammy have at first?
|
Pens |
Stamps |
Total |
Before |
54 |
5 u |
|
Change |
- 26 |
- 3 u |
|
After |
28 |
2 u |
46 |
60% =
60100 =
35 Number of pens that Tammy left
= 54 - 26
= 28
Number of stamps that Tammy left
= 46 - 28
= 18
2 u = 18
1 u = 18 ÷ 2 = 9
Number of stamps that Tammy had at first
= 5 u
= 5 x 9
= 45
Answer(s): 45