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Speed Time and Distance
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A jeep is chasing a car which is 5 km ahead. Their respective speeds are 90 km/hr and 75 km/hr. After how many minutes will the jeep catch the car ?

Answer & Solution
Correct Answer: Option B
Speed Time and Distance mcq solution image
Their relative speed in same direction
= (90 - 75) kmph
= 15 kmph
Time taken by jeep to catch car :
$$\eqalign{ & = \frac{5}{15} {\text{ hour}} \cr & = \frac{1}{3} {\text{ hour}} \cr & = \frac{1}{3} \times 60 {\text{ min}} \cr & = 20 {\text{ min}} \cr}$$
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