SOLUTION: Jasmine and her father are planting trees to create a border around the back yard. Jasmine plants a tree every 25 minutes and her father plants a tree every 15 minutes. If they sta
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Question 353925: Jasmine and her father are planting trees to create a border around the back yard. Jasmine plants a tree every 25 minutes and her father plants a tree every 15 minutes. If they started together how long before they would finish planting a tree at the same time? show your work Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! THIS IS A LOWEST COMMON MULTIPLIER PROBLEM.
15=3*5
25=5*5
THUS THE LOWEST MULTIPLE IS 3*5*5=75 MINUTES AFTER THEY STARTTHEY WILL BE BOTH PLANTING A TREE.
PROOF:
15
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75 75