Rutuja practised skipping with a rope all seven days of a week. The number of times she jumped the rope in one minute every day is given below. Find the average number of jumps per minute.
$60, 62, 61, 60, 59, 63, 58.$
Answer
$\text { Average }=\frac{\text { Sum of the number of jumps ons even days }}{\text { Total number of days }}$
$=\frac{[60]+[62]+[61]+[60]+[59]+[63]+[58]}{7}$
$=\frac{423}{7}$
$=60.42$
$\therefore \text { Average number of jumps per minute }=60.4$