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Mathematics 7 Online
OpenStudy (anonymous):

A fan is running at 10 revolutions per second. After it is turned off, it's speed decreases at a rate of 75% per second. Determine the number of revolutions completed by the fan after it is turned off.

OpenStudy (anonymous):

2.5 Revolutions

OpenStudy (albert0898):

How?

OpenStudy (albert0898):

You have to use Geometric or Arithmetic formulas...

OpenStudy (anonymous):

i just typed in google what is 75% of 10 and it said 7.5 so I did 10-7.5=2.5 (I dont Know Geometry or Algebra Im only in 6th grade)

OpenStudy (albert0898):

This is precalculus....

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