Question

14.The sum opf N
numbers of is 78. The
average of first three
number is 3, the average
of next four number is 6
and
the average of
remaining five number is
9.The average of N.
numbers taken together
(a) 6 (b) 6.5 (c) 7
(d)8​

Answer 1

Answer:

6 will be average

3+6+9/3