sartkak takes 80 steps per minute, if the length of each step is 40 cm, find his speed in kmh.
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Answer: 1.92 kmph
Step-by-step explanation:
Sarthak takes 80 steps per minute.
The length of each step is 40 cm.
Therefore distance travelled by Sarthak in 1 minute
= 80 × 40 cms = 3200 cms
100 cms are equal to 1 meter, therefore 3200 can will equal to
= 3200/100 = 32 meters
His speed is 32 meter per minute.
Now to convert this meter per minute speed to kilometer per hour.
1 meter per minute = 0.06 kilometer per hour
Thus 32 meter per minute = 0.06 × 32 = 1.92 kilometer per hour
Thus the speed of Sarthak is 1.92 kliometer per hour.
Answer: The speed of Sarthak is 1.92 kliometer per hour.
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