train covers 35 km in 50 minutes . Find the speed in ____ km/hr 9 ​

2 thoughts on “train covers 35 km in 50 minutes . Find the speed in ____ km/hr 9 ​”

1. Answer:

   Since,

   [tex]Speed \: = \frac{Distance}{Time} [/tex]

   So, Speed =

   [tex] \frac{35 \: km}{50 \: min} = \frac{35 \times 1000 \: m}{50\times 60 \: sec} [/tex]

   [tex] = \frac{35000}{3000} \frac{m}{s} [/tex]

   = 11.66 m/s

   = 12m/s

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2. Answer:

   36 km/hr

   Step-by-step explanation:

   [tex]Speed \: = \frac{Distance}{Time} = \frac{30\: km}{50 \: mins} =\frac{30 \: km}{\frac{50}{60}hr } = \frac{30 \times 60 \:km}{50\: hr} = 36 \: km/hr[/tex]

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