Plz help me to solve this question
Asked by | 18th Feb, 2009, 03:52: PM
let the speed be v km/hr and distance be skm,
45 min = 3/4 hr and 36 min= 3/5 hr
then 30/v + (s-30)/ (0.8v) = s/v + 3/4
and 48/v + (s-48)/(0.8v) = s/v + 3/5
so we have two equatons and two variables s and v.
solve for s and v.
Answered by | 18th Feb, 2009, 09:08: PM
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