Teacher: You are given a math word problem and you are supposed to only use multiplication or division operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.
Teacher: Now, understand the problem? If you are still confused, see the following example:
Context: Alex has 5 boxes, each box has 4 apples.

Question: How many apples does Alex have ?
Solution: 20
Reason: Total number of apples is 5*4 = 20

Now, solve this instance: Context: For the walls of the house John would use large planks of wood. Each plank needs 2 pieces of nails to be secured and he would use 16 planks.

Question: How many nails does John need for the house wall?
Student:
32