allery40 km/h वर सहल संपेल 1 h उशीरा; 60 km/h, 1 h लवकर. नियोजित कालावधी?
A6 तास
B5 तास
C3 तास
D4 तास
Answer & Solution
Correct answer: B. 5 तास
अंतर d साठी, d/40 − d/60 = 2 d = 240 किमी देते, म्हणून अनुसूचित कालावधी 240 ÷ 40 − 1 = 5 तास आहे.
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