Risa, Tiffany, Liam and Yoko shared some coins. Risa and Tiffany took
15 of the total number of coins while Liam and Yoko took the rest. Tiffany had four times as many coins as Risa and Yoko had 96 coins. Given that Yoko had four times as many coins as Tiffany, how many coins were there altogether?
Risa |
Tiffany |
Liam |
Yoko |
Total |
1x5 |
4x5 |
5x5 |
1 |
4 |
|
|
|
|
1x4 |
|
4x4 |
|
1 u |
4 u |
4 u |
16 u |
25 u |
Number of coins that Tiffany had is repeated. Make the number of coins that Tiffany had the same. LCM of 4 and 1 is 4.
Number of coins that Yoko had = 16 u
16 u = 96
1 u = 96 ÷ 16 = 6
Total number of coins
= 25 u
= 25 x 6
= 150
Answer(s): 150