SOLUTION: Oscar is preparing for his way to school. His house is 30 km away. What time will he be in school if he leaves his house at 6:30 a.m. and travels at an average speed of 40 km/h ?

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Question 814599: Oscar is preparing for his way to school. His house is 30 km away. What time will he be in school if he leaves his house at 6:30 a.m. and travels at an average speed of 40 km/h ?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

 What time will he be in school

house is 30 km away, leaves his house at 6:30 a.m. 

and travels at an average speed of 40 km/h ?

D = rt, 0r t = D/r,  t = 30km%2F40mph+=+3%2F4

 3/4 hr is 45min

Arrive at school  at 7:15 am!