The rainfall (in mm) in a city on 7 days of a certain week is recorded as follows:-
Find the total and average rainfall for the week.
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Answered by
7
average = total number of rainfall/ total number of days
= 0.5+2.7+2.6+0.5+2+5.8+1.2/7
=15.6/7
= 2.22857 mm is the average
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Answered by
2
Monday
0.5 mm
Tuesday
2.7 mm
Wednesday
2.6 mm
Thursday
0.5 mm
Friday
2 mm
Saturday
5.8 mm
Sunday
1.5 mm
Total rainfall = 0.5 + 2.7 + 2.6 + 0.5 + 2 + 5.8 + 1.5
= 15.6 mm
Average rainfall = total rainfall ÷ total days
= 15.6 ÷ 7
= 2.228571429 mm
I think it's correct
:-)
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