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 : 3. The ratio of the number of green candy canes to the number of yellow candy canes is also 5 : 3. 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 |
3x5 |
|
|
5x3 |
3x3 |
25 u |
15 u |
9 u |
The number of green candy canes is the repeated identity.
LCM of 5 and 3 = 15
Red candy canes : Yellow candy canes
25 : 9
Answer(s): 25 : 9