World of Education Global Organization
Q | ID - 9756716001

A school has four sections in a class X having 40, 35, 45 and 42 students. The mean marks obtained in a Chemistry test are 50, 60, 55 and 45, respectively for the four sections. Then, the overall average of the marks per student is?

51.75
51.95
52.25
52.75
Average

2 years ago | 23/07/2018 16:42:54 | gknowledge





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