Maria scored 75 % in maths out of 100 marks and 80 % in history out of 150 marks. What is her combined percentage?
(A) 82 %
(B) 77 %
(C) 77.5 %
(D) 78 %
(E) None of the above
Marks obtained by her in maths = 75 % of 100
Marks obtained by her in history = 80 % of 150
Total marks obtained by her = 75+120 = 195 out of 250
Her combined percentage
%
Hence, the answer is (D).
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