SOLUTION: (Can someone please help with this question, thanks) A bank offers two checking-account plans. Their anywhere plan charges 30 cents per check, whereas their Acu-checking plan cost

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Question 836294: (Can someone please help with this question, thanks)
A bank offers two checking-account plans. Their anywhere plan charges 30 cents per check, whereas their Acu-checking plan costs $1.20 per month plus 20 cents per check. For what number of checks per month will the Acu-checking plan costs less? Let N represents the number of checks.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A bank offers two checking-account plans. Their anywhere plan charges 30 cents per check, whereas their Acu-checking plan costs $1.20 per month plus 20 cents per check. For what number of checks per month will the Acu-checking plan costs less? Let N represents the number of checks.
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Anywhere plan: Cost(N) = 30N cents for N checks.
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Acu-check plan: Cost(N) = 120 + 20N for N checks in one month
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Solve:
120+20N < 30N
120 < 10N
12 < N
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Acu plan costs less when # of checks is greater than 12.
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Cheers,
Stan H.
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