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Mathematics, 22.06.2019 20:00 plumagirl

If susie gets these grades 45,55,76,78,67,18,90,100,100, 87, and 69 in the first quarter and these grades 100,99,87,98,90,88,85,79,67, 98, and 0 in the second quarter did she increase or decrease and by what percentage

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If susie gets these grades 45,55,76,78,67,18,90,100,100, 87, and 69 in the first quarter and these g...

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