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.
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Question: Hoping to be named Salesperson of the Month, Rosa called thenames from 10.2 pages of the phone book last week. This week, shecalled the people listed on another 8.6 pages of the same phone book. How many pages worth of people did Rosa call in all?

Answer: 18.8


Question: Sally grew 6 carrots. Fred grew 4 carrots. How many carrots did theygrow in all?

Answer: 10.0


Question: Jessica had 8 quarters in her bank. Her sister borrowed 3 of herquarters. How many quarters does Jessica have now?

Answer:
5.0