<PRE><B>Question 829414</B>
a man takes 150 steps in walking 120 meters .
:
Find how many meters is each step
120/150 = .8 meters/step
:
 find his speed in 
(1)m/s
3 * .8 = 2.4 m/sec if he take 3 steps per second
:
 (2)km/hr if he takes 3 steps in 1 second
{{{(2.4 * 3600)/1000}}} = 8.64 km/hr
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