TASK DEFINITION: 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.
PROBLEM: Elizabeth went to the salon and had 0.3 inch of hair cut off. Then next day she went back and asked for another 0.5 inch to be cut off. How much hair did she have cut off in all?

SOLUTION: 0.8

PROBLEM: Terrell hiked 8.2 miles on Saturday. Then, on Sunday, he hikedanother 1.6 miles. How far did Terrell hike all together?

SOLUTION: 9.8

PROBLEM: Joan grew 29 carrots and 14 watermelons. Jessica grew 11 carrots.How many carrots did they grow in all?

SOLUTION:
40.0