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.

[EX Q]: Melanie had 10 quarters and 17 pennies in her bank. Her dad gaveher 27 pennies and her mother gave her 19 pennies. How manypennies does Melanie have now?
[EX A]: 63.0

[EX Q]: Nancy grew 2 onions, Dan grew 9 onions, and Mike grew 4 onions.They worked for 6 days on the farm. How many onions did they growin total?
[EX A]: 15.0

[EX Q]: Alec and his roommates ate 3.25 pints of ice cream on Friday nightand 0.25 pint of ice cream on Saturday night. How many pints didthey eat in all?
[EX A]:
3.5