SOLUTION: Been 30 years since I used algebra. If I can dig 1.86 feet of dirt in 60 seconds how many minutes would it take to dig 4 feet of dirt? Thank you for your help!

Question 392709: Been 30 years since I used algebra. If I can dig 1.86 feet of dirt in 60 seconds how many minutes would it take to dig 4 feet of dirt? Thank you for your help!
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!



Hi

Let x represent the time in minutes to dig 4ft

Question Sets Up a Proportion, need to use same units in a Proportion

 60sec = 1 min

   |cross multiply to solve for x

     1.86x = 4

         x = 4/1.86

         x = 2.15 min  (makes sense as almost dug 2ft in 1 min) 

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