Question

rajdhani express moves at a speed of 125 km/hr time take to cover 15 km is​

Answer 1

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$\large\bf{\underline{\red{7min30s}}}$

Time = distance / speed = 15 km / 120 km hr-1 = ( 1/8 ) hr = ( 1/8 ) × 60 min = 7.5 min = 7 min 30 s

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