You are provided with an arithmetic question. Your task is to compute the solution using the given arithmetic operations. The only arithmetic operators needed to answer the questions are'+'(addition) and'-'(subtraction). The answer should be correct to one decimal place.

Q: Joan grew 24 pumpkins, Keith grew 42 pumpkins, and Alyssa grew 13pumpkins. They worked for 34 days on the farm. How manypumpkins did they grow in all?

A: 79.0
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Q: Nina did a running drill to get in shape for soccer season. First, Ninaran 0.08 mile. Then she ran 0.18 mile and 0.54 mile. How many miles did Nina run intotal?

A: 0.8
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Q: Joan has 40 blue balloons Melanie has 41 blue balloons. How manyblue balloons do they have in total?

A:
81.0
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