The average (arithmetic mean) of 14, 32, and 53 is 3 more than the average of 21, 47, and x. What is x?
Choose the correct choice from the following options:
A) 20	B) 21	C) 22	D) 23	E) 24
The average of 14, 32, and 53 is 33.   The average of 21, 47 and x is 30.   Then 21 + 47 + x = 90.   x = 22.   The answer is 22.
<result>C</result>
The average (arithmetic mean) of 14, 32, and 53 is 3 more than the average of 21, 47, and x. What is x?