SOLUTION: today the cook noted that he had 3 orders for french fries for every 10 people who ordered lunch. altogether, 42 people did not order french fries. how many people ordered lunch at

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Question 633861: today the cook noted that he had 3 orders for french fries for every 10 people who ordered lunch. altogether, 42 people did not order french fries. how many people ordered lunch at hal's today
Answer by ewatrrr(10682) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

3 orders for french fries for every 10 people 

42 people did not order french fries

how many people highlight%28x%29 ordered lunch at hal's today

Question Sets up a Proportion:

 7%2F10+=+42%2Fx   || Cross Multiply to solve for x