alleryఒకే రహదారిని A మరియు B వరుసగా 45 మరియు 30 నిమిషాల్లో ప్రయాణిస్తారు. వారి వేగాల నిష్పత్తి:
A3 : 2
B4 : 9
C9 : 4
D2 : 3
Answer & Solution
Correct answer: D. 2 : 3
వేగం కాలానికి విలోమానుపాతంలో ఉంటుంది, కాబట్టి A : B = 30 : 45 = 2 : 3.
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