The average score of a cricketer for twelve matches is 48 runs. If the average for first eight matches is 40, then average for last four matches is  Choose one:	A) 33.25	B) 89	C) 64	D) 68	E) 90
Explanation:   =(48×12)−(40×8)/4   =(576−320)/4=64   Answer: Option 64
<result>C</result>
The average score of a cricketer for twelve matches is 48 runs. If the average for first eight matches is 40, then average for last four matches is