The average of 50 numbers id 38. If two numbers, namely 45 and 55 are discarded, the average of the remaining numbers is :  Pick
A) 22.3  B) 33.2  C) 22.2  D) 11.3  E) 37.5
37.5xplanation:   Total of 50 numbers = (50×38)=1900(50×38)=1900   Total of 48 numbers =(1900-(45+55)]=1800   Required average = 180048=2256=37.5   Answer:37.5
<result>E</result>
The average of 50 numbers id 38. If two numbers, namely 45 and 55 are discarded, the average of the remaining numbers is :