. A person travels with constant speed 2 m/s for 1 hr., then takes rest for next 20 min and then travels with 4 m/s for last hr. Find his average speed for the (11/6) hrs.
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Step-by-step explanation:
Speed=distance/time
=4329/6 Km/h
=720 km/h
now, =720(5/18)m/s
=200m/s
Thank you
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