Average:
Average = Sum of observations / Number of observations
Average Speed :
Suppose a man covers a certain distance at x kmph and an equal distance at y kmph.
Then, the average speed druing the whole journey is [2xy/(x+y)] kmph.
Question 1
Q1. The average of runs of a cricket player of 10 innings was 32. How many runs must he make in the next inning so as to increase his average of runs by 4 ?