if in 8 by 7 hours A train travels 747by7 km, what is its speed in kilometre per hour and in m/s
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Distance = 747/7
Time = 8/7
Speed = D/T
= (747/7) ÷ (8/7)
= 747/8 {7 cancels with 7}
= 747/8 km/h or 93.375km/h
In order to change it in m/s multiply the speed by 1000 and divide it by 3600.
= 747×1000/8×3600
= 747000/28800
= 7470/288 m/s or 25.9375m/s
If you satisfied mark it brainliest.
Time = 8/7
Speed = D/T
= (747/7) ÷ (8/7)
= 747/8 {7 cancels with 7}
= 747/8 km/h or 93.375km/h
In order to change it in m/s multiply the speed by 1000 and divide it by 3600.
= 747×1000/8×3600
= 747000/28800
= 7470/288 m/s or 25.9375m/s
If you satisfied mark it brainliest.
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