alleryएक गाडी वराक 50 किमी इतल्या वेगान 300 किमी. 75 किमी दर वराक हीच भोंवडी लागतली:
A3 तास
B4.5 तास
C5 तास
D4 तास
Answer & Solution
Correct answer: D. 4 तास
1. वराक 50 किमी.च्या वेगान प्रवासाक 300 / 50 = 6 वरां लागतात. 2. अंतरांत बदल जायना, देखून गती आनी काळ उलट प्रमाणांत आसतात. 3. वराक 75 किमी.चेर वेळ 300 / 75. 4. म्हणल्यार 4 वरां. 5. तपासणी म्हणून गती 1.5 गुणोत्तरान वाडली आनी वेळ त्याच गुणोत्तरान देंवलो, 6 / 1.5 = 4. _स्त्रोत: अभ्यासक्रम गणित, अध्याय 11 'प्रत्यक्ष आनी उलट प्रमाण', S11.3 उलट प्रमाण_
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