Question
Download Solution PDFएका परीक्षेमध्ये, 41% विद्यार्थी अर्थशास्त्रात अनुत्तीर्ण झाले, 35% विद्यार्थी भूगोलात अनुत्तीर्ण झाले आणि 39% विद्यार्थी इतिहासात अनुत्तीर्ण झाले, 5% विद्यार्थी तिन्ही विषयात अनुत्तीर्ण झाले, 14% विद्यार्थी अर्थशास्त्र आणि भूगोलमध्ये अनुत्तीर्ण झाले, 21% विद्यार्थी भूगोल आणि इतिहासमध्ये अनुत्तीर्ण झाले आणि 18% विद्यार्थी इतिहास आणि अर्थशास्त्रात अनुत्तीर्ण झाले. तर फक्त अर्थशास्त्रात अनुत्तीर्ण झालेल्या विद्यार्थ्यांची टक्केवारी काढा.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFवरील प्रश्नावरून, वेन आकृती खालीलप्रमाणे,
आता,
e = 5%
b + e = 14%
⇒ b = 9%
आणि,
d + e = 18%
⇒ d = 13%
म्हणून,
फक्त अर्थशास्त्रात अनुत्तीर्ण झालेल्या विद्यार्थ्यांची टक्केवारी =
= a = 41% - (b + e + d)
a = 41% - (9 + 5 + 13)%
a = 41% - 27%
a = 14%
म्हणून , 14% हे योग्य उत्तर आहे.
Last updated on Jul 19, 2025
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