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

Example Input: A pet store has 8 bird cages . If each cage has 2 parrots and 7 parakeets in it , how many birds does the pet store have total ?
Example Output: 72

Example Input: David has 7 boxes of stuffed toy dogs . Each box has 4 dogs in it . How many dogs are there in all ?
Example Output: 28

Example Input: A bee has 6 legs . How many legs do 2 bees have ?
Example Output:
12