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Mathematics 8 Online
OpenStudy (anonymous):

Should an estimate or the exact answer be calculated? Then do the appropriate calculation. A charity raised money for a 6 week period. The group had a goal of collecting at least $500. They collected $69.75 in each of the first two weeks and $74.35 in each of the last four weeks. Did the charity reach it's goal? A. The exact answer is needed to know if the goal was reached. $436.90 was collected. B. An estimate can be used to know if the goal was reached. 70• 2 + 75 • 4 = 440 At most $440 was collected.

OpenStudy (anonymous):

@hartnn

OpenStudy (anonymous):

We have : (2 * 69.75)+(4*74.35)=The money they can collecting . So if u reduce the money they want (500$)from that can answer .

OpenStudy (anonymous):

I still don't understand

OpenStudy (anonymous):

How can we know the money they collectined ? Look : they collecting 69.75 for secound and 4th collecting 74.35 OK ?:)

OpenStudy (anonymous):

so it would be b

OpenStudy (anonymous):

right?

OpenStudy (anonymous):

No It s A :)

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