a) 12 km/h b) 10 km/h c) 8 km/h d) 6 km/h Answer: c Explanation: Ajay → ...
View QuestionA, B and C start together from the same place to walk round a circular path of length 12km. A walks at the rate of 4 km/h, B 3 km/h and C 3/2 km/h. They will meet together at the starting place at the end of:
A, B and C start together from the same place to walk round a circular path of length ...
View QuestionFrom two places, 60 km apart, A and B start towards each other at the same time and meet each other after 6 hour. If A traveled with 2/3 of his speed and B traveled with double of his speed, they would have met after 5 hours. The speed of A is:
From two places, 60 km apart, A and B start towards each other at the same time and ...
View QuestionThe ratio of speeds of A and B is 2 : 3 and therefore A takes 20 minutes more time than B. What is the ratio of time taken by A and B?
a) 2 : 3 b) 2 : 5 c) 3 : 2 d) 3 : 5
View QuestionA person X starts from Lucknow and another person Y starts from Kanpur to meet each other. Speed of X is 25 km/h, while Y is 35 km/h. If the distance between Lucknow and Kanpur be 120 km and both X and Y start their journey at the same time, when they will meet ?
a) 1 hours later b) 2 hours later c) $$\frac{1}{2}$$ hours later d) 3 hours later Answer: b Explanation: ...
View QuestionA thief sees a jeep at a distance of 250 m, coming towards him at 36 km/h. Thief takes 5 seconds to realize that there is nothing but the police is approaching him by the jeep and start running away from police at 54 km/h. But police realise after 10 second, when the thief starts running away, that he is actually a thief and gives chase at 72 km/h. How long after thief saw police did catchup with him and what is the distance police had travel to do so?
a) 50 s, 1000 m b) 65 s, 1150 m c) 65 s, 1300 m d) 45 s, 1050 m
View QuestionThe wheel of an engine of 300 cm in circumference makes 10 revolutions in 6 seconds. What is the speed of the wheel (in km/h)?
a) 18 b) 20 c) 27 d) 36 Answer: a Explanation: Circumference = One revolution Distance ...
View QuestionAn aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the same distance in 1*2/3 hours, it must travel at a speed of:
An aeroplane covers a certain distance at a speed of 240 kmph in 5 hours. To cover the ...
View QuestionA person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
a) 3.6 km/hr b) 7.2 km/hr c) 8.4 km/hr d) 10 km/hr Answer: b Explanation: $$\eqalign{ ...
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