A and B start walking towards each other at 4pm at speed of 2kmph and 3kmph. They were initially 15km apart. At what time do they meet?
Choose the correct choice from the following choices:	A) 8pm	B) 6pm	C) 7pm	D) 10pm	E) 5pm
Time of meeting = distance / relative speed = 15/3+2 = 15/5= 
<gadget id="calculator">15/5</gadget>
<output>3</output>
3 hrs after 4pm= 7pm   Answer is 7pm
<result>C</result>
A and B start walking towards each other at 4pm at speed of 2kmph and 3kmph. They were initially 15km apart. At what time do they meet?