Nora had 144 cards. Jeremy had 23 of what Nora had. After Nora used some of his cards and Jeremy used 14 of his cards, Nora had 12 as many cards left as Jeremy.
- How many cards did Jeremy have at first?
- How many cards did Nora use?
|
Nora |
Jeremy |
Before |
144 |
96 |
Change |
- ? |
- 24 |
After |
36 |
72 |
(a)
Number of cards that Jeremy had at first
=
23 x 144
= 96
(b)
Number of cards that Jeremy used
=
14 x 96
= 24
Number of cards that Jeremy had left
= 96 - 24
= 72
Number of cards that Nora had left
=
12 x 72
= 36
Number of cards that Nora used
= 144 - 36
= 108
Answer(s): (a) 96; (b) 108