Wipro Company Numerical Ability Averages

A batsman makes a score of 87 runs in the 17th inning and thus increases his average by 3 . Find his average after 17th inning.
A) 39 B) 38 C) 38.5 D) 39.5

Read Solution (Total 3)

consider the avg for first 16 match as x
then sum of first 16 match is 16x
sum upto 17 match is (16x+87)/17=x+3
solve for x,,,then 39 is the avg....
11 years agoHelpfull: Yes(9) No(0)

39
(87-16*3)
10 years agoHelpfull: Yes(3) No(1)
Let the average after 17th inning = x

Then, average after 16th inning = (x - 3)

16 (x - 3) + 87 = 17x

x = (87 - 48) = 39
7 years agoHelpfull: Yes(0) No(0)

Wipro Other Question

The average of ten numbers is 7 .If each number is multiplied by 12 , then the average of new set of numbers is :
a) 7 B) 19 C) 82 d) 84 Out of four numbers ,the average of first three is 16 and that of the last three is 15 .If the last number is 18,the first number is :
A) 20 B) 21 C) 23 D) 25