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algol13
3 years ago
13

Sara wants to keep her phone bill under $40 each month. There is a flat fee of $34 and she is charged $0.05 per text message, t.

Find the maximum number of text message she can send each month
Mathematics
1 answer:
alukav5142 [94]3 years ago
8 0

Answer:

320 messages

Step-by-step explanation:

20 messages per dollar,

20 x 16 equals 320

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Explain the answer please
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It is not clear to me that Fernie's drawing will explain the formula A = π*r^2, unless it can somehow be used to show that the parts of each square that are outside the circle add up to an amount that is slightly less than the uncovered part of the circle.
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