A box contains some green, yellow and white mochi balls. The ratio of the number of green mochi balls to the number of yellow mochi balls is 9 : 8. The ratio of the number of yellow mochi balls to the number of white mochi balls is also 9 : 8. What is the ratio of the number of green mochi balls to the number of white mochi balls in the box?
Green |
Yellow |
White |
9x9 |
8x9 |
|
|
9x8 |
8x8 |
81 u |
72 u |
64 u |
The number of yellow mochi balls is the repeated identity.
LCM of 9 and 8 = 72
Green mochi balls : White mochi balls
81 : 64
Answer(s): 81 : 64