alleryमासिक पाऊस 20, 35, 50, 45 आणि 30 mm असा आहे. तर सरासरी पर्जन्यमान किती आहे?
A34 mm
B36 mm
C38 mm
D40 mm
Answer & Solution
Correct answer: B. 36 mm
एकूण बेरीज 180 mm आहे आणि 180 ला 5 महिन्यांनी भागल्यास 36 mm मिळते.
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