a policeman noticed a criminal from a distance of 200 km. the criminal starts running and the policeman chases him. the criminal and the policeman run at the rate of 8 km and 9 km per hour respectively. what is the distance between them after 3 minutes?
Choose one:
A) 100 m  B) 120 m  C) 130 m  D) 150 m  E) none of these
<gadget id="calculator">3 / 60</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">(1/20) * 1_000</gadget>
<output>50</output>

<gadget id="calculator">200 - 50</gadget>
<output>150</output>

<result>D</result>
a policeman noticed a criminal from a distance of 200 km. the criminal starts running and the policeman chases him. the criminal and the policeman run at the rate of 8 km and 9 km per hour respectively. what is the distance between them after 3 minutes?
subtract(200, multiply(divide(3, const_60), const_1000))
"explanation : solution : relative speed = ( 9 - 8 ) = 1 km / hr . distance covered in 3 minutes = ( 1 * 3 / 60 ) km = 1 / 20 km = 50 m . . ' . distance between the criminal and policeman = ( 200 - 50 ) m = 150 m . answer : d"