Xylia had five times as many markers as notebooks. After giving away 66 markers and selling 26 markers, she found out that she had four times as many markers as notebooks left.
- How many markers did Xylia have at first?
- How many markers and notebooks did Xylia have altogether at first?
|
Markers |
Notebooks |
Total |
Before |
5 u |
1 u |
6 u |
Change 1 |
- 66 |
|
- 1 u |
Change 2 |
- 26 |
|
After |
4 u |
1 u |
5 u |
(a)
The number of notebooks remains unchanged.
Number of markers that Xylia gave away or sold
= 5 u - 4 u
= 1 u
1 u = 66 + 26 = 92
Number of markers that Xylia had at first
= 5 u
= 5 x 92
= 460
(b)
Total number of markers and notebooks that Xylia had at first
= 1 u + 5 u
= 6 u
= 6 x 92
= 552
Answer(s): (a) 460; (b) 552