Numerical Ability-Time, Speed and Distance (CSIR (Council of Scientific & Industrial Research) Part A Aptitude): Questions 1 - 5 of 45

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Question number: 1

» Numerical Ability » Time, Speed and Distance

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If student walks from his home to school at , he is late by minutes. However, if he walks at , he reached school minutes ago. What is the distance between his home and school?

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Question number: 2

» Numerical Ability » Time, Speed and Distance

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Two trains and start running together from the same point in the same direction, at the speed of and respectively. If the length of both trains is metres, how long will it take for train to cross train ?

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Question number: 3

» Numerical Ability » Time, Speed and Distance

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Two trains of equal lengths take and respectively to cross a telegraph post. If the length of each train be , in what time (in seconds) will they cross each other travelling in opposite direction?

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Question number: 4

» Numerical Ability » Time, Speed and Distance

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Two intercity trains travel in opposite direction at and . A women sitting in slower train passes the faster train in . What is the length of the faster train?

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Question number: 5

» Numerical Ability » Time, Speed and Distance

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A thief is spotted by a policeman from a distance of . When the policeman starts the chase, the thief also starts running. If the speed of the thief be and that of the policeman , how far the thief will run before he is overtakes?

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