A box contains some black, gold and silver lollipops. The ratio of the number of black lollipops to the number of gold lollipops is 5 : 8. The ratio of the number of gold lollipops to the number of silver lollipops is also 5 : 8. What is the ratio of the number of black lollipops to the number of silver lollipops in the box?
Black |
Gold |
Silver |
5x5 |
8x5 |
|
|
5x8 |
8x8 |
25 u |
40 u |
64 u |
The number of gold lollipops is the repeated identity.
LCM of 5 and 8 = 40
Black lollipops : Silver lollipops
25 : 64
Answer(s): 25 : 64