A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time, what should be his speed in km/hr?	Answers.
A) 12 km/hr	B) 14 km/hr	C) 10 km/hr	D) 8 km/hr	E) 9 km/hr
Explanation:   The person needs to cover 6 km in 45 minutes   Given that he covers one-half of the distance in two-thirds of the total time   =&gt; He covers half of 6 km in two-thirds of 45 minutes   =&gt; He covers 3 km in 30 minutes   Hence, now heneed to cover the remaining 3 km in the remaining 15 minutes   Distance = 3 km   Time = 15 minutes = 1/4 hour   Required Speed=Distance/Time = 3/(1/4)= 
<gadget id="calculator">3/(1/4)</gadget>
<output>12</output>
12 km/hr   12 km/hrnswer: Option 12 km/hr
<result>A</result>
A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time, what should be his speed in km/hr?