Vanessa had 135 beads. Carl had 23 of what Vanessa had. After Vanessa used some of his beads and Carl used 12 of his beads, Vanessa had 13 as many beads left as Carl.
- How many beads did Carl have at first?
- How many beads did Vanessa use?
| |
Vanessa |
Carl |
| Before |
135 |
90 |
| Change |
- ? |
- 45 |
| After |
15 |
45 |
(a)
Number of beads that Carl had at first
=
23 x 135
= 90
(b)
Number of beads that Carl used
=
12 x 90
= 45
Number of beads that Carl had left
= 90 - 45
= 45
Number of beads that Vanessa had left
=
13 x 45
= 15
Number of beads that Vanessa used
= 135 - 15
= 120
Answer(s): (a) 90; (b) 120
