speed of express train 108km/hr How much distance it will cover it will cover in 20 sec
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speed of express train 108km/hr How much distance it will cover it will cover in 20 sec
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Answer:
600m
Step-by-step explanation:
[tex] \frac{108km}{1hr} = \frac{108000m}{3600sec} = \frac{1080m}{36sec} [/tex]
[tex] \frac{1080m}{36sec} = \frac{30m}{1sec} [/tex]
[tex] \frac{30m}{1sec} \times \frac{20}{20} = \frac{600m}{20sec} [/tex]
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