distance between staion P & Q is 910 km . two person A &B start their journey from P&Q respectively in the morning 10 o'clock towards each other . the speed of B is 1/6 more than A . At the point of meeting , find the difference between the distance covered by them ?
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Step-by-step explanation:
given total distance = 910 km
let A covered X km
then B covered (910 - X) km
again let speed of A be V kmph
speed of B + V + V/6 = 7V/6 kmph
time taken by A in covering distance X
T = X/V
time taken by B in covering distance of 910-X km
T' = (910-X)/(7V/6)
= 6*(910-X)/7V
as per question T = T'
X/V = 6*(910-X)/7V
V gets cancelled both side
X = 6*(910-X)/7
7X = 6*910 - 6*X
7X + 6X = 6*910
13X = 6*910
X = 6*910/13
X = 420 km
distance covered by A = 420 km
distance covered by B = 910-X
= 910-420 = 490 km
difference between the distance covered
= 490-420
= 70 km
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