A box contains some red, green and yellow candy canes. The ratio of the number of red candy canes to the number of green candy canes is 5 : 4. The ratio of the number of green candy canes to the number of yellow candy canes is also 5 : 4. What is the ratio of the number of red candy canes to the number of yellow candy canes in the box?
Red |
Green |
Yellow |
5x5 |
4x5 |
|
|
5x4 |
4x4 |
25 u |
20 u |
16 u |
The number of green candy canes is the repeated identity.
LCM of 5 and 4 = 20
Red candy canes : Yellow candy canes
25 : 16
Answer(s): 25 : 16