RRB Group D 3-Dec-2018 Shift 3 Solved Paper

Question : 10 of 100

Marks: +1, -0

In an examination, student gets on average 76 marks. The total marks for five subjects is 500. His marks in 4 subjects are mentioned; calculate the marks obtained by the student in Mathematics marked as “x” in the table below.

Subject	Maths	English	Sanskrit	Science	Social Science
Marks Obtained	X	87	83	78	57

Validate

Solution:

Average marks

={x+87+83+78+57}/5=76

⇒305+x=76×5

⇒x=380-305

=75

Hence marks obtained in Math= 75

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