linear equations.
Asked by khushal305 | 15th Jul, 2009, 01:12: PM
Expert Answer:
let it be that they will be 135 km apart after t hrs.
speed=dist/time
dist covered by first car in t hrs=55t
dist covered by secod car=35t
total dist bet them after t hrs is 135
so
55t+35 t=135
t=1.5 hrs
Answered by | 15th Jul, 2009, 02:13: PM
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