Irene has some cards. She has 7 less cards in Bag S than in Bag T. After 18 cards were transferred from Bag T to Bag S, there were 65 cards in Bag T.
- How many cards were there in Bag T at first?
- How many cards were there in Bag S in the end?
|
Bag S |
Bag T |
Before |
1 u |
1 u + 7 |
Change |
+ 18 |
- 18 |
After |
1 u + 18 |
65 |
(a)
Number of cards in Bag T at first
= 65 + 18
= 83
(b)
Number of cards in Bag S at first
= 83 - 7
= 76
Number of cards in Bag S in the end
= 76 + 18
= 94
Answer(s): (a) 83; (b) 94