(a) 25 km
(b) 30 km
(c) 20 km
(d) 15 km
Q2.A man walking at a speed of 5 km/hr reaches his target 5 minutes late. If he walks at a speed of 6 km/hr, he reaches on time. Find the distance of his target from his house
(a) 2.3 km
(b) 2.5 km
(c) 2.4 km
(d) 2.6 km
Q3.A man travels 360 km in 4 hrs, partly by air and partly by train. If he had travelled all the way by air, he would have saved 4/5 of the time he was in train and would have arrived at his destination 2 hours early. Find the distance he travelled by air and train.
(a) 90 km, 270 km
(b) 95 km, 275 km
(c) 94 km, 282 km
(d) 92 km, 292 km
Q4.A man covers a certain distance on scooter. Had he travelled 3 kmph faster, he would have taken 40 minutes less. If he had moved 2 kmph slower, he would have taken 40 minutes more. Find the distance (in km) and original speed.
(a) 20 km, 15 km/h
(b) 30 km, 14 km/h
(c) 40 km, 12 km/h
(d) Can’t be determined
Q5.Two boys begin together writing out a booklet containing 8190 line. The first boy starts with the first line, writing at the rate of 200 lines an hour; and the second boy starts with the last line, then writes 8189th line and so on, proceeding backward at the rate of 150 line an hour. At what line will they meet?
(a) 4680
(b) 4850
(c) 5860
(d) 6850
Q6.A boatman can row a certain distance down the stream in 2 hours and up the stream the same distance in 3 hours. If the stream flows at the rate of 4 km/hr, what is the speed of the boat in still water?
(a) 20 km/hr
(b) 8 km/hr
(c) 16 km/hr
(d) 15 km/hr
Q7.The speeds of two trains are in the ratio of 7 : 9. They are moving in the opposite directions on parallel tracks. The first train crossed a telegraph pole in 4 seconds whereas the second train crossed the same pole in 6 seconds. Find the time taken by the trains to cross each other completely.
(a) 2 1/6 seconds
(b) 3 1/6 seconds
(c) 4 2/8 seconds
(d) 5 1/8 seconds
Q8.The speed of two trains are in the ratio x∶y. They are moving in the opposite directions on parallel tracks. The first train crossed a telegraph pole in ‘a’ seconds where as the second train crossed the same telegraph pole in ‘b’ second. Find the time taken by the trains to cross each other completely.
(a) 1.5 seconds
(b) 2 seconds
(c) (xa+yb)/(x+y)
(d) Can’t be determined
Q9.Length of 2nd train is 25% more than the 1st train. Speed of 1st train = 86 km/h, speed of 2nd train = 50 km/h. They are running in the same direction. If faster train passes the slow train in 36 sec, then find the lengths of the trains.
(a) 250 m, 200 m
(b) 220 m, 180 m
(c) 200 m, 180 m
(d) 200 m, 160 m
Q10.ahmedabad Express from Ahmedabad to baroda leaves Ahmedabad at 6 : 30 am and travels at 50 kmph towards Baroda situated 80 km away. At 7 : 00 am Howrah Express leaves Baroda towards Ahmedabad and travels at 40 kmph, At 7 : 30 am Mr Shah, the traffic controller at Baroda realizes that both the trains are running on the same track. How much time does he have to avert-on collision between the two trains?
(a) 15 minutes
(b) 20 minutes
(c) 25 minutes
(d) 30 minutes
No comments:
Post a Comment