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.

Q: A waiter had 6 tables he was waiting on , with 3 women and 5 men at each table . How many customers total did the waiter have ?

A: 48
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Q: Benny goes to lunch with Sally and Sandy . The total bill came to 15 dollars . They decided to equally split up the bill , how much will each person have to pay ?

A: 5
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Q: At lunch a waiter had 10 customers and 5 of them did n't leave a tip . If he got $ 3 each from the ones who did tip , how much money did he earn ?

A:
15
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