The average of 50 numbers id 50. If two numbers, namely 45 and 55 are discarded, the average of the remaining numbers is : Choose the most appropriate option
A) 22	B) 33	C) 22	D) 41	E) 50

Rationale: "explanation : total of 50 numbers = ( 50 × 50 ) = 2500 total of 48 numbers = ( 2500 - ( 45 + 55 ) ] = 2400 required average = 2400 / 48 = 50 answer : e"
Answer: E