Roshel, Cindy and Jade had a total of 323 beads. Roshel gave
57 of her beads away. Jade gave away 2 times as many beads as Roshel and Cindy gave away 64 beads. In the end, they had 124 beads left. How many beads did Cindy and Jade have in total in the end?
|
Roshel |
Cindy |
Jade |
Total |
Before |
7 u |
? |
? |
323 |
Change |
- 5 u |
- 64 |
- 10 u |
- 199 |
After |
2 u |
? |
124 |
Number of beads that Jade gave away
= 2 x 5 u
= 10 u
Number of beads given away
= 5 u + 64 + 10 u
= 15 u + 64
15 u + 64 = 323 - 124
15 u = 199 - 64
15 u = 135
1 u = 135 ÷ 15 = 9
Number of beads that Cindy and Jade had in the end
= 124 - 2 u
= 124 - 2 x 9
= 124 - 18
= 106
Answer(s): 106