The average of 9 numbers is 50. When the largest number is removed, the average drops to 48. What was the largest?
A$60$
B$66$
C$70$
D$75$
Answer & Solution
Correct answer: B. $66$
Sum of 9 = 50 × 9 = 450. Sum of remaining 8 = 48 × 8 = 384. Largest = 450 − 384 = 66.
Related questions
A batsman's average over 16 innings is 36. To raise the average to 38 in the 17th innings,The average of 15 numbers is 12. The first 8 average 11 and the last 8 average 14. The 8thIn a branch, 30 clerks average 60 marks and 20 officers average 70. The average of all 50 The average of 6 numbers is 8. If the number 12 is removed, the average of the remaining 5The class mark of the class interval 10-25 is:The average of 10 numbers is 45. A new number, 100, is added to the set. The new average iThe average of the first 10 natural numbers is:The three measures of central tendency are: