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.

While taking inventory at her pastry shop , Kelly realizes that she had 0.4 box of baking powder yesterday , but the supply is now down to 0.3 box . How much more baking powder did Kelly have yesterday ?
0.1

Carlos starts with 39 bananas . 3 are eaten by a hippopotamus . How many bananas does Carlos end with ?
36

There are 5 people on the Green Bay High track team . If a relay race is 150 meters long , how far will each team member have to run ?

30