Sumitra has an average of 56% on her first 7 examinations. How much should she make on her eighth examination to obtain an average of 60% on 8 examinations?  Pick one.
A) 88%
B) 78%
C) 98%
D) Cannot be determined
E) None of these
Since the weight age of eighth examination is not known, hence can not be determined.   Answer Cannot be determined
<result>D</result>
Sumitra has an average of 56% on her first 7 examinations. How much should she make on her eighth examination to obtain an average of 60% on 8 examinations?