Zoe has some pens. She has 20 less pens in Bag J than in Bag K. After 24 pens were transferred from Bag K to Bag J, there were 74 pens in Bag K.
- How many pens were there in Bag K at first?
- How many pens were there in Bag J in the end?
|
Bag J |
Bag K |
Before |
1 u |
1 u + 20 |
Change |
+ 24 |
- 24 |
After |
1 u + 24 |
74 |
(a)
Number of pens in Bag K at first
= 74 + 24
= 98
(b)
Number of pens in Bag J at first
= 98 - 20
= 78
Number of pens in Bag J in the end
= 78 + 24
= 102
Answer(s): (a) 98; (b) 102