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OpenStudy (anonymous):
A refreshment stand buys hot dogs in packs of 36 and hot dog rolls in packs of 20. What is the least number of hot dogs and rolls that they can buy to have an equal number of each?
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OpenStudy (imstuck):
9 packs of rolls and 5 packs of hot dogs is what they will need to have the same number of each.
OpenStudy (anonymous):
:DDDD Thanks
OpenStudy (anonymous):
Adding something to IMStuck's answer, the mathematical principal behind is least common multiple (LCM)
OpenStudy (anonymous):
The LCM would be 180 right?
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