instruction:
The task is to generate the correct answer for a given math problem.
question:
Problem: how many multiples of 7 are there between 10 and 100 ( both are inclusive ) ?
answer:
13


question:
Problem: what is the sum of the numbers between 1 and 14 , inclusive ?
answer:
105


question:
Problem: three rugs have a combined area of 212 square meters . by overlapping the rugs to cover floor area of 140 square meters , the area that is covered by exactly two layers of rug is 24 square meters . what is the area that is covered with three layers of rug ?
answer:

24 square meters