Two cars are driving toward each other. The first car is traveling at a speed of 100 km/h, which is 20% slower than the second car's speed. If the distance between the cars is 1125 km, how many hours will it take until the two cars meet?  Pick.
A) 4	B) 4.5	C) 4.8	D) 5	E) 5.5
The speed of the first car is 100 km/h.   The speed of the second car is  100 / 0.8= 
<gadget id="calculator"> 100 / 0.8</gadget>
<output>125</output>
125 km/h.   The two cars complete a total of 225 km each hour.   The time it takes the cars to meet is   1125 / 225= 
<gadget id="calculator">  1125 / 225</gadget>
<output>5</output>
5 hours.   The answer is 5.
<result>D</result>
Two cars are driving toward each other. The first car is traveling at a speed of 100 km/h, which is 20% slower than the second car's speed. If the distance between the cars is 1125 km, how many hours will it take until the two cars meet?