1.

Out of three annual examinations,each with a total of 500 marks,a student secured avreage marks,of 45% and 55% in the first and secondannual examinations. To have an overall average of 60%, how many marks does the student need to secure in the third annual examination?

A. 450
B. 400
C. 350
D. 300
Answer» C. 350


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