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गट आकार 2:3:5 ह्या प्रमाणांत आसतात; तांचे गट सरासरी 18,24,30 आसात. एकत्रीत अंकगणितीय सरासरी सोदून काडात.

A25.2
B25.8
C24.0
D26.4
Answer & Solution
Correct answer: B. 25.8
हें . गट आकाराप्रमाण वजन केल्यार (2 × 18 + 3 × 24 + 5 × 30) ÷ 10 = 25.8 मेळटा.
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