alleryनऊ गुण सरासरी 30; 24 42 म्हणून प्रविष्ट केले होते. बरोबर सरासरी?
A32
B26
C28
D34
Answer & Solution
Correct answer: C. 28
18 ची जादा दुरुस्त केल्याने सरासरी 18 ÷ 9 = 2 ने कमी होते, 28 देते.
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