A Carpenter Hammers Nails Each Day at Work

question 101

Multiple Choice

A carpenter hammers nails each day at work.During the first hour she can hammer 120 nails,the second hour 100 nails,the third hour 90 nails,the fourth hour 60 nails,and the fifth hour 10 nails.The total product of five hours of work is _____ nails.

• A)10
• B)380
• C)320
• D)60

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