The average of 17 numbers is 90.
If the average of first 9 numbers is
105 and that of last nine numbers
is 114. The middle number is
Answers
Answered by
1
Step-by-step explanation:
Total of 17 Nos=90x17=1530
Total of Ist 8 nos=105x9=945
Total of Last 8 nos=114x9=1026
Total of I6 nos= 1971
middle no. 1971-1530 = 441
Similar questions