SOLUTION: Stan and Hilda can mow the lawn in 40 minutes if they work together. If Hilda works twice as fast as Stan, how long does it take Stan to mow the lawn alone?

Question 84901This question is from textbook
: Stan and Hilda can mow the lawn in 40 minutes if they work together. If Hilda works twice as fast as Stan, how long does it take Stan to mow the lawn alone? This question is from textbook

Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
Hilda mows twice as much as Stan in the same time ... they mow the WHOLE lawn ... so she mows 2/3 and he mows 1/3

if it takes Stan 40 min. to mow 1/3 of the lawn, then it takes him 3*40 or 120 min. to do the entire lawn
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