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

Input: Consider Input: Irwin 's family went on a camping trip in the mountains . On the first day , they hiked from their car to the campsite . First , they hiked 0.2 mile from the car to a stream , and 0.4 mile from the stream to a meadow . Then they hiked 0.1 mile from the meadow to the campsite . How many miles did Irwin 's family hike in all ?

Output: 0.7


Input: Consider Input: Debby 's class is going on a field trip to the zoo . If each van can hold 9 people and there are 40 students and 14 adults going , how many vans will they need ?

Output: 6


Input: Consider Input: A restaurant sold 8 pies every day for a week . How many pies were sold during the week ?


Output: 56