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]: Jessica had 8 quarters in her bank. Her sister borrowed 3 of herquarters. How many quarters does Jessica have now?
[EX A]: 5.0

[EX Q]: There are 41 short trees and 44 tall trees currently in the park. Parkworkers will plant 57 short trees today. How many short trees willthe park have when the workers are finished?
[EX A]: 98.0

[EX Q]: Mary is baking a cake. The recipe calls for 7 cups of flour and 3 cupsof sugar. She already put in 2 cups of flour. How many cups of flourdoes she need to add?
[EX A]:
5.0