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A bag contains purple, red and green counters.
For every purple counter there are 9 red counters. 
For every 3 red counters there are 5 green ones. 
What is the ration of purple counters to green counters?
Give your answer in its simplest form.

 Nov 15, 2022
 #1
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P==Purple,  R == Red,  G ==Green

 

P / R == 1/9,   

R / G == 3 / 5,  solve for P, G 

 

P == R / 9

G == 5R / 3

 

P / G == [R / 9]  / [5R / 3] == 1 / 15

 Nov 15, 2022
 #2
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This is a very similar puzzle that I found here https://promocodius.com/ when looking for the meaning of discounts.

 Nov 16, 2022

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