1.

Study the following histogram of marks in mathematics (out of 50) of students in a class and answer the following questions._x005F_x000D_ _x005F_x000D_ If the students have got the marks out of 50 and if A+ grade has been declared for above 90%, then the number of students who have got A+ grade is

A. 10
B. 20
C. 30
D. 40
Answer» B. 20


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