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Richard increase the amount of time he studied each night from a period of 55 minutes to a period of 75 minutes by which percentage will Richard increase the amount of time he studies each night A 72 1/3%
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Richard increase the amount of time he studied each night from a period of 55 minutes to a period of 75 minutes by which percentage will Richard increase the amount of time he studies each night

A 72 1/3%
B 20%
C 20.55%
D36.36%

User Limoragni
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55 to 75 would be 36.36%.
User MarsOnly
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