1. The daily rainfall for each day of a week
in a certain city is given in millimetres.
Find the average rainfall during the week.
9, 11, 8, 20, 10, 11, 12
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Answer:
Average rainfall = Sum of the given amount of rainfall during the week / total no. of days in week= 9+11+8+20+10+11+12/ 7 = 81/7 = 11.55 or 11.6 (approx)
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