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? Choose the correct choice from the following answers:	A) 40	B) 56	C) 39	D) 42	E) 53
Let the average after 7th inning = x Then average after 16th inning = x - 3 therefore 16(x-3)+87 = 17x therefore 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 average by 3. Find his average after 17th inning?