A box contains some yellow, white and pink chocolate bars. The ratio of the number of yellow chocolate bars to the number of white chocolate bars is 4 : 5. The ratio of the number of white chocolate bars to the number of pink chocolate bars is also 4 : 5. What is the ratio of the number of yellow chocolate bars to the number of pink chocolate bars in the box?
Yellow |
White |
Pink |
4x4 |
5x4 |
|
|
4x5 |
5x5 |
16 u |
20 u |
25 u |
The number of white chocolate bars is the repeated identity.
LCM of 4 and 5 = 20
Yellow chocolate bars : Pink chocolate bars
16 : 25
Answer(s): 16 : 25