Successful 83167
Eighth-grade test results:
8D =?
8B = 47
8A = 44
8E = 37
8C = 28
Class 8A achieved exactly the average result. How many points did the winning class 8D get?
By what % is class 8B more successful than class 8C?
8D =?
8B = 47
8A = 44
8E = 37
8C = 28
Class 8A achieved exactly the average result. How many points did the winning class 8D get?
By what % is class 8B more successful than class 8C?
Correct answer:

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You need to know the following knowledge to solve this word math problem:
statisticsarithmeticbasic operations and conceptsGrade of the word problem
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