A box contains some pink, purple and grey mochi balls. The ratio of the number of pink mochi balls to the number of purple mochi balls is 3 : 8. The ratio of the number of purple mochi balls to the number of grey mochi balls is also 3 : 8. What is the ratio of the number of pink mochi balls to the number of grey mochi balls in the box?
Pink |
Purple |
Grey |
3x3 |
8x3 |
|
|
3x8 |
8x8 |
9 u |
24 u |
64 u |
The number of purple mochi balls is the repeated identity.
LCM of 3 and 8 = 24
Pink mochi balls : Grey mochi balls
9 : 64
Answer(s): 9 : 64