SOLUTION: a student took 18 minutes to walk from home to school. Give that he arrived in school at 07:05, find the time at which he left home. Give also that he walked to school at an averag

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: a student took 18 minutes to walk from home to school. Give that he arrived in school at 07:05, find the time at which he left home. Give also that he walked to school at an averag      Log On


   

Question 1121914: a student took 18 minutes to walk from home to school. Give that he arrived in school at 07:05, find the time at which he left home. Give also that he walked to school at an average speed of 4 km/h, calculate how far he had to walk.



Answer by josgarithmetic(39618) About Me  (Show Source):
You can put this solution on YOUR website!
7:05AM, minus 18 minutes. You do that.


4 kilometers per hour for 18%2F60 hours;

4%2A%28kilometers%2Fhour%29%2A%2818%2F60%29%2Ahours