She would have used 1200 messages in all by the month of August.
Step-by-step explanation:
Messages allowed per month = 150
There will be 8 months starting from January to August, therefore,
Time period = 8 months
Messages in 8 months = Messages per month * Time period
[tex]Messages\ in\ 8\ months=150*8\\Messages\ in\ 8\ months=1200[/tex]
She would have used 1200 messages in all by the month of August.
Keywords: Multiplication
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