A recipe requires a ratio of 4 potatoes to 6 carrots. You accidentally use 5 potatoes with 6 carrots.

Question

What is the least number of potatoes and carrots that you can add to get the correct ratio of potatoes to carrots?

Answer 1

4/6 = 5/(x+6)  is potatoes to carrots ratio.

 

solving for x, we obtain 1.5 carrots.  Add 1.5 carrots only to obtain proper ratio