Average of a, b, and c is 11; average of c, d and e is 17; average of e and f is 22 and average of e and c is 17. Find out the average of a, b, c, d, e and f.

Average of a, b, and c is 11; average of c, d and e is 17; average of

1.	Average of a, b, and c is 11; average of c, d and e is 17; average of e and f is 22 and average of e and c is 17. Find out the average of a, b, c, d, e and f.
A.	$15\frac{2}{3}$$
B.	$18\frac{1}{2}$$
C.	$16\frac{1}{2}$$
D.	one of these
Answer» B. $18\frac{1}{2}$$

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Average of a, b, and c is 11; average of c, d and e is 17; average of e and f is 22 and average of e and c is 17. Find out the average of a, b, c, d, e and f.

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