Grace's average in Math for the first nine weeks was an 88. her second nine weeks average decreased 12.5%. What was her average for the second nine weeks?

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asked Jul 18, 2019 217k views

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Grace's average in Math for the first nine weeks was an 88. her second nine weeks average decreased 12.5%. What was her average for the second nine weeks?

Mathematics
high-school

Ashiina asked

by Ashiina

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Her average on the second 9 weeks was 63

Trevorsg answered Jul 19, 2019

by Trevorsg

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here is the procedure for solving

Grace's average in Math for the first nine weeks was an 88. her second nine weeks-example-1

Attila Klenik answered Jul 22, 2019

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