Joelle, Anna, Vincent and Elyse shared some marbles. Joelle and Anna took
15 of the total number of marbles while Vincent and Elyse took the rest. Anna had four times as many marbles as Joelle and Elyse had 80 marbles. Given that Elyse had twice as many marbles as Anna, how many marbles were there altogether?
Joelle |
Anna |
Vincent |
Elyse |
Total |
1x5 |
4x5 |
5x5 |
1 |
4 |
|
|
|
|
1x4 |
|
2x4 |
|
1 u |
4 u |
12 u |
8 u |
25 u |
Number of marbles that Anna had is repeated. Make the number of marbles that Anna had the same. LCM of 4 and 1 is 4.
Number of marbles that Elyse had = 8 u
8 u = 80
1 u = 80 ÷ 8 = 10
Total number of marbles
= 25 u
= 25 x 10
= 250
Answer(s): 250