Elsa and Ana are assigned to clean the house. Elsa can clean the house for about 2 hours while Ana can clean the house for 3 hours. If they will work together, how long would it take them to finish cleaning the house?
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Answer:
2 and a half hour
add the 2 and 3 and divide by 2
(2+3)/2 or 2/2+3/2
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