1.

The table shows the distribution of marks in an English test. Grade B is given to marks ranging from 40 to 54. Marks Frequency 30-34 2 35-39 8 40-44 13 45-49 8 50-54 5 55-59 4 Calculate the percentage of pupils who obtained grade B.           

A.  \[26%\]                              
B.                         \[52%\]                              
C.                         \[65%\]                              
D.                         \[75%\]              
Answer» D.                         \[75%\]              


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