Kimberly, Ivory and Olivia had a total of 330 beads. Kimberly gave
27 of her beads away. Olivia gave away 2 times as many beads as Kimberly and Ivory gave away 65 beads. In the end, they had 169 beads left. How many beads did Ivory and Olivia have in total in the end?
| |
Kimberly |
Ivory |
Olivia |
Total |
| Before |
7 u |
? |
? |
330 |
| Change |
- 2 u |
- 65 |
- 4 u |
- 161 |
| After |
5 u |
? |
169 |
Number of beads that Olivia gave away
= 2 x 2 u
= 4 u
Number of beads given away
= 2 u + 65 + 4 u
= 6 u + 65
6 u + 65 = 330 - 169
6 u = 161 - 65
6 u = 96
1 u = 96 ÷ 6 = 16
Number of beads that Ivory and Olivia had in the end
= 169 - 5 u
= 169 - 5 x 16
= 169 - 80
= 89
Answer(s): 89
