GATE Exam: General Aptitude Pre Assessment Quiz 01

Yash Gupta, a bike rider uses 54% of his fuel in covering the first 45% of his total journey (in city driving conditions). If he knows that he has to cover the remaining journey in city driving conditions, what should be the minimum percentage increase in the fuel efficiency for non-city driving over the city driving fuel efficiency, so that he is just able to cover his entire journey without having to refuel? (Approximately)

A man rows to a place 62 km away and comes back in total 10 hours 20 minutes. He found that he could row 8 km with the stream in the same time as he can row 4 km against the stream. Find the rate of flow of the stream :

Distance between P and Q is 410 km. Two persons Ram and Shyam having speed of 20 km/hr and 45 km/hr respectively start from P and Q. If Ram starts at 9 o’ clock and Shyam at 10 o’ clock. At what time they will meet?

Work done by (t + 4) men in (t + 5) days is equal to the work done by (t – 5) men in (t + 20) days. The value of t is

₹ 1170 is distributed among A, B and C such that A gets 25% less than B but B gets  less than C. Find the amount obtained by B and C together.