The following pie-charts show the distribution of students of graduate and post-graduate levels in seven different institutes in a town.

Distribution of students at graduate and post-graduate levels in seven institutes:

How many students of institutes of M and S are studying at graduate level?

How many students of institutes of M and S are studying at graduate level?

A.

7516

B.

8463

C.

9127

D.

9404

Correct answer is B

Students of institute M at graduate level= 17% of 27300 = 4641.

Students of institute S at graduate level = 14% of 27300 = 3822.

Therefore Total number of students at graduate in institutes M and S  = (4641 + 3822) 

= 8463