A box contains some red, green and yellow lollipops. The ratio of the number of red lollipops to the number of green lollipops is 9 : 4. The ratio of the number of green lollipops to the number of yellow lollipops is also 9 : 4. What is the ratio of the number of red lollipops to the number of yellow lollipops in the box?
Red |
Green |
Yellow |
9x9 |
4x9 |
|
|
9x4 |
4x4 |
81 u |
36 u |
16 u |
The number of green lollipops is the repeated identity.
LCM of 9 and 4 = 36
Red lollipops : Yellow lollipops
81 : 16
Answer(s): 81 : 16