SOLUTION: What is the ratio of those who prefer black coffee to those who prefer nonblack coffee.Among 100 Coffee drinkers, 36 said that they preferred their coffee black and the rest did no

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: What is the ratio of those who prefer black coffee to those who prefer nonblack coffee.Among 100 Coffee drinkers, 36 said that they preferred their coffee black and the rest did no      Log On


   



Question 151762: What is the ratio of those who prefer black coffee to those who prefer nonblack coffee.Among 100 Coffee drinkers, 36 said that they preferred their coffee black and the rest did not prefer their coffee black.
Answer by orca(409) About Me  (Show Source):
You can put this solution on YOUR website!
The number of people who prefer black coffee is 36.
The number of people who prefer nonblack coffee is 100 - 36 = 64.
Their ratio is 36 : 64 = 4*9/4*16 = 9/16 = 9 : 16.