Let F = the number of years Felipe needed to build his house

Emilio = <<2=2>>2F

3F = 7.5 years

F = <<2.5=2.5>>2.5 years

2.5 years = 30 months

It took Felipe 30 months to build his house.

# Answer

30
Question:
Together Felipe and Emilio needed a combined time of 7.5 years to build their homes. Felipe finished in half the time of Emilio. How many months did it take Felipe to build his house?
Answer:
Let's think step by step.

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30
Together Felipe and Emilio needed a combined time of 7.5 years to build their homes. Felipe finished in half the time of Emilio. How many months did it take Felipe to build his house?
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