1.

 The average of 8 No's is 20. The average of first two No's is 15.5 and that of next three No's is 64/3.if the 6th No be less than the seventh and eight No. by 4 and 7 respectively, then find eight No.

A. 24
B. 25
C. 26
D. 27
Answer» C. 26


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