A train leaves station X at 5am and reaches station Y at 9am. Another train leaves station Y at 7am and reaches station X at 10:30 am. At what time do the two trains cross each other

1.  7:36 am

2.  7:56 am

3.  8:36 am

4.  8:56 am

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4
Correct Answer :

7:56 am


Explanation :
No Explanation available for this question

A skating champion moves along the circumference of a circle of radius 28m in 44 sec. How many seconds will it take her to move along the perimeter of a hexagon of side 48 m

1.  90

2.  84

3.  68

4.  72

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4
Correct Answer :

72


Explanation :
No Explanation available for this question

A hare sees a dog 200m away from her and scuds off in opposite direction at a speed of 24 km/hr. Two minutes later the dog perceives her and gives chase at a speed of 32km/hr. How soon will the dog overtake the hare, and what distance from the spot from where the hare took flight

1.  8 min, 2 km

2.  7.5 min, 2 km

3.  7.5 min, 3km

4.  7.5 min, 2.5km

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4
Correct Answer :

7.5 min, 3km


Explanation :
No Explanation available for this question

A boat covers a distance of 30km downstream in 2 hour while it takes 6 hour to cover the same distance upstream. What is the speed of the boat in km/hr

1.  5

2.  7.5

3.  10

4.  12

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4
Correct Answer :

10


Explanation :
No Explanation available for this question

A and B start running simultaneously. A runs from point P to point Q and B from point Q to point P. A's speed is 6/5 of B's speed. After crossing B, if A takes 5/2 hr to reach Q, how much time does B take to reach P after crossing A

1.  3 hr 6 min

2.  3 hr 16 min

3.  3 hr 26 min

4.  3 hr 36 min

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4
Correct Answer :

3 hr 36 min


Explanation :
No Explanation available for this question

Walking at 3/4 of his usual place, a man reaches his office 20 minute late. Find his usual time

1.  2 hr

2.  1 hr

3.  3 hr

4.  1.5 hr

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4
Correct Answer :

1 hr


Explanation :
No Explanation available for this question

A jet plane is rising vertically with a velocity of 10m/s. It has reached a certain height when the pilot drops a coin, which takes 4sec to hit the ground. Assuming that there is no resistance to the motion of the coin, the height of the place and the velocity of the coin on impact with the ground are:

1.  38.4 m, 28.7 m/s

2.  38.4 m, 29.2 m/s

3.  26.5 m, 13.5 m/s

4.  26.5 m, 28.7 m/s

View Answer  
4
Correct Answer :

38.4 m, 29.2 m/s


Explanation :
No Explanation available for this question

A train running at the speed of 20m/s crosses a pole in 24 sec less than the time it requires to cross a platform thrice its length at the same speed. What is the length of the train

1.  150 m

2.  200 m

3.  180 m

4.  160 m

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4
Correct Answer :

160 m


Explanation :
No Explanation available for this question

How many integers x satisfy the equation=1

1.  2

2.  3

3.  4

4.  5

View Answer  
4
Correct Answer :

4


Explanation :
No Explanation available for this question

If where x, y, z are positive integers, then (x, y, z) is

1.  (1, 4, 3)

2.  (1, 3, 4)

3.  (13, 7, 4)

4.  (7, 4, 13)

View Answer  
4
Correct Answer :

(1, 3, 4)


Explanation :
No Explanation available for this question
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