Xuan and her cousin have some pens. Xuan had 50 more pens than her cousin. After Xuan gave her cousin 36 pens, her cousin has 91 pens now.
- How many pens did her cousin have at first?
- How many pens does Xuan have now?
|
Xuan |
Her cousin |
Before |
1 u + 50 |
1 u |
Change |
- 36 |
+ 36 |
After |
? |
91 |
(a)
Number of pens that her cousin had at first
= 91 -36
= 55
(b)
Number of pens that Xuan had at first
= 1 u + 50
= 55 + 50
= 105
Number of pens that Xuan has now
= 105 - 36
= 69
Answer(s): (a) 55; (b) 69