car travelled from Agra to Jaipur at an average speed of 30 . On his return journey, his average speed was 45 . If total time taken is 8.5 hours, find the distance between Agra and Jaipur.
Answers
Answered by
0
Answer:
Let the distance be d, t1=time to go and t2 = time to come back. It is given
t1+t2=8.5
t1=d/30 equation 1 and
t2=d/45 equation 2
d/30 +d/45=8.5
(d/15){1/2+1/3}=8.5
(d/15)(5/6)=8.5
d=8.5×15×6/5=8.5×18=153 Ans
Similar questions