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प्रश्न
A bus travels 54 km in 90 minutes. The speed of the bus is
विकल्प
0.6 m/s
10 m/s
5.4 m/s
3.6 m/s
उत्तर
10 m/s
Explanation:
Speed = `"Distance"/"Time"`
= `(54 xx 1000)/(90 xx 60)`
10 m/s
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