A batsman makes a score of 87 runs in the 17th inning and thus increases his averages by 3. Find his average after 17th inning? Choices:
A) 19
B) 29
C) 39
D) 49
E) 59
Solution   Let the average after 17th inning = x. Then, average after 16th inning = (x - 3)   Average   =16 (x-3)+87   = 17x or x=(87-48)= 
<gadget id="calculator">(87-48)</gadget>
<output>39</output>
39.   Answer 39
<result>C</result>
A batsman makes a score of 87 runs in the 17th inning and thus increases his averages by 3. Find his average after 17th inning?