Question 52

From the given table, what is the percentage of students scoring 40 or more. but less than 70.

Solution

Total number of students scoring 40 or more but less than 70 = 31 + 38 + 46 = 115

Total number of students = 12 + 19 + 22 + 31 + 38 + 46 + 50 = 218

Percentage of students scoring 40 or more but less than 70 = $$\frac{115}{218} \times 100 = 52.75


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