A boy is traveling from his house to school at 3km/hr and reached school 9minutes late. Next day he traveled 4km/hr and reached 6minutes early. Then find the distance between house and school?	Choose the correct choice from the following answers:
A) 3km
B) 4.5km
C) 5km
D) 2.5km
E) 6km
Let distance be x   S1 = 3km/hr   S2 = 4km/hr   T1 = x/3hr   T2 = x/4hr   Difference in time = 9+6= 
<gadget id="calculator">9+6</gadget>
<output>15</output>
15m= 1/4hr   (x/3)-(x/4) = 1/4   x = 3km   3kmnswer is 3km
<result>A</result>
A boy is traveling from his house to school at 3km/hr and reached school 9minutes late. Next day he traveled 4km/hr and reached 6minutes early. Then find the distance between house and school?