You are given a math word problem and you are supposed to apply a single mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report final the numerical answer.

Q: Sara goes fishing with Melanie . Sara catches 5 trout . Melanie catches 2 times as many trout as Sara . How many trout did Melanie catch ?

A: 10
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Q: Brennan had 0.25 grams of pepper . Then he used 0.16 grams of the pepper to make some scrambled eggs . How much pepper does Brennan have ?

A: 0.09
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Q: Mary is baking a cake . The recipe wants 8 cups of flour . She already put in 2 cups . How many cups does she need to add ?

A:
6
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