Answer:
24 minutes
Explanation:
34/12
68/x
34*2=68
12*2=24
24
34 messages per 12 minutes
68 is just 34 mulitplied by 2.
it would take you twice as long because there are twice as many messages.
12 minuted multipled by 2 is 24.
It would take you 24 minutes to send 34 messages.
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