alleryএকটি বাস 90 km 2 h, তারপর 60 km 1 h এ কভার করে। এর সামগ্রিক গড় গতি?
A45 km/h
B60 km/h
C55 km/h
D50 km/h
Answer & Solution
Correct answer: D. 50 km/h
সামগ্রিক গড় গতি হল (90 + 60) ÷ (2 + 1) = 50 কিমি/ঘন্টা।
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