Barbara, Pamela and Vanessa had a total of 283 beads. Barbara gave
110 of her beads away. Vanessa gave away 2 times as many beads as Barbara and Pamela gave away 100 beads. In the end, they had 144 beads left. How many beads did Pamela and Vanessa have in total in the end?
| |
Barbara |
Pamela |
Vanessa |
Total |
| Before |
10 u |
? |
? |
283 |
| Change |
- 1 u |
- 100 |
- 2 u |
- 139 |
| After |
9 u |
? |
144 |
Number of beads that Vanessa gave away
= 2 x 1 u
= 2 u
Number of beads given away
= 1 u + 100 + 2 u
= 3 u + 100
3 u + 100 = 283 - 144
3 u = 139 - 100
3 u = 39
1 u = 39 ÷ 3 = 13
Number of beads that Pamela and Vanessa had in the end
= 144 - 9 u
= 144 - 9 x 13
= 144 - 117
= 27
Answer(s): 27
