instruction:
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.
question:
At the beach, Janet and her sister both built sandcastles and then measured their heights. Janet's sandcastle was 3.6 feet tall and her sister's was 2.3 feet tall. How much taller was Janet's sandcastle than her sister's?
answer:
1.3


question:
Joan spent $15 on shorts and $14.8 on a jacket, and $12.5 on ashirt. She went to 3 shops. In total, how much money did Joanspend on clothing?
answer:
42.3


question:
A ship is filled with 5973 tons of cargo. It stops in the Bahamas,where sailors load 8723 tons of cargo onboard. How many tons ofcargo does the ship hold now?
answer:

14696.0