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If your grade went from 67% to 85% in two weeks, what is the rate of change?

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If your grade went from 67% to 85% in two weeks, what is the rate of change?
asked Mar 11, 2014 in ALGEBRA 1 by harvy0496 Apprentice

1 Answer

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Initial percentage is 67.

Final percentage is 85.

Change of percentages in two weeks is image.

Rate of change in one week is image.

Rate of change in one week is 9%.

 

answered Apr 21, 2014 by joly Scholar

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