alleryబస్సు 2 hలో 90 km, ఆపై 60 kmలో 1 h. దీని మొత్తం సగటు వేగం?
A45 km/h
B60 km/h
C55 km/h
D50 km/h
Answer & Solution
Correct answer: D. 50 km/h
మొత్తం సగటు వేగం (90 + 60) ÷ (2 + 1) = 50 km/h.
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