A box contains some pink, purple and grey mini cupcakes. The ratio of the number of pink mini cupcakes to the number of purple mini cupcakes is 8 : 7. The ratio of the number of purple mini cupcakes to the number of grey mini cupcakes is also 8 : 7. What is the ratio of the number of pink mini cupcakes to the number of grey mini cupcakes in the box?
Pink |
Purple |
Grey |
8x8 |
7x8 |
|
|
8x7 |
7x7 |
64 u |
56 u |
49 u |
The number of purple mini cupcakes is the repeated identity.
LCM of 8 and 7 = 56
Pink mini cupcakes : Grey mini cupcakes
64 : 49
Answer(s): 64 : 49