SOLUTION: If Ali travels to his school at the speed of 5 mph, he is late by 20 min. If he travels at the speed of 6 mph, he is late by 4 min. What is the distance between Ali's home and his

Algebra ->  Length-and-distance -> SOLUTION: If Ali travels to his school at the speed of 5 mph, he is late by 20 min. If he travels at the speed of 6 mph, he is late by 4 min. What is the distance between Ali's home and his       Log On


   

Question 584141: If Ali travels to his school at the speed of 5 mph, he is late by 20 min. If he travels at the speed of 6 mph, he is late by 4 min. What is the distance between Ali's home and his school ( in miles) ?

Thanks.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
r*t=d
5*(t+20/60)=6*(t+4/60)
5*(t+1/3)=6*(t+1/15)
5t+5/3=6t+6/15
5t+25/15=6t+6/15
t=19/15
5*(19/15+20/60)=8 miles
and
6*(19/15+4/60)=8 miles