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THE RATIO OF TIME TAKEN CERTAIN DISTANCE BY HARSE AN DAV IS 4:3 AND THUS DAV WINS BY 360M .WHAT IS THE OF THE RACE COURSE?

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A TUBE CAN BE FILLEDE IN 20 MIN BUT THERE IS A LEAKAGE IN IT WHICH CAN EMPTY THE FULL TUBE IN 60 MIN.IN HOW MANY MIN IT CAN BE FILLED?
VANKET TRAVELS 760 KM TO HIS HOME PARTLY BY TRAIN AND PARTLY BY CAR.HE TAKES 8 HRS IF HE GOES 160 KM BY TRAIN AND REST BY CAR.AND TAKES 12 MIN MORE IF HE TRAVELS 240 KM BY TRAIN AND REST BY CAR .FIND THE SPEED OF THE TRAIN AND CAR RESPECTIVELY(INN KM/HR).
A.40,80
B.60,120
C.80,100
D.100,120