A man can reach certain place in 50hours. If he reduces his speed by 1/10th, he goes 500km less in time. Find his speed?	Select
A) 120km/hr	B) 130km/hr	C) 140km/hr	D) 150km/hr	E) 100km/hr
Let the speed be x km/hr   50x-50* 9/10 *x = 500   50x - 45x = 500   5x = 500   x = 100km/hr   Answer is 100km/hr
<result>E</result>
A man can reach certain place in 50hours. If he reduces his speed by 1/10th, he goes 500km less in time. Find his speed?