On Saturday afternoon, Armand sent m text messages each hour for 5 hours, and Tyrone sent p text messages each hour for 4 hours. Which of the following represents the total number of messages sent by Armand and Tyrone on Saturday afternoon?
A5m + 4p
B4m + 5p
C9mp
D20mp
Answer & Solution
Correct answer: A. 5m + 4p
Armand: 5 hours x m per hour = 5m messages. Tyrone: 4 hours x p per hour = 4p messages. Total: 5m + 4p.
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