12110
The average rainfall (in mm) in a city during the months, March to October, of a year calculated over a period
of ten years is presented in a tabular form below.
Mar
Months
Oct
Apr
May
Sept
July
June
Aug
Rainfall
288
350
312
154
44
147
56
333
What is the ratio of the average rainfall for the months having three-figure data to that of the same for the
rest?
99:50
66:25
264:25
Answers
Answered by
0
Answer:
june 44 life I can't life I don't know about the best life I can't life I don't
Answered by
0
Answer:
132:25
Step-by-step explanation:
3 figured datas average = (288+350+312+154+147+333)/6
= 1584/6 = 264.
remaining averages = (44+56)/2 = 100/2 =50.
ratio of 3 fig avg to remaining avg = 264 : 50 = 132 : 25
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