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एका 30% समूहाचा 70% वाटा हा एकूण किती टक्के आहे?

A18%
B21%
C24%
D27%
Answer & Solution
Correct answer: B. 21%
70% ला 30% ने गुणल्यास संपूर्ण मूल्याच्या 21% मिळते.
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