# A train travelled at an average speed of 100 km/hr, stopping for 3 minutes after every 75 km. How long did it take to reach its destination 600 km from the starting point

1.  6 hrs 21 min

2.  7 hrs 14 min

3.  7 hrs 22 min

4.   6 hrs

4

6 hrs 21 min

Explanation :
No Explanation available for this question

# (√3)n = 6561. (3)√n =

1.  81

2.  9

3.  16

4.  25

4

81

Explanation :
No Explanation available for this question

# A person travels from A to B at a speed of 40 km/hr and returns by increasing his speed by 50%. What is his average speed for both the trips

1.  60 km/hr

2.  56 km/hr

3.  52 km/hr

4.  48 km/hr

4

48 km/hr

Explanation :
No Explanation available for this question

# If 5(a + b) = 5×25×125, what is (a+b)2

1.  12

2.  16

3.  34

4.  36

4

36

Explanation :
No Explanation available for this question

# A man in a train notices that he can count 21 telephone posts in one minute. If they are known to be 50 metres apart, at what speed is the train travelling

1.  61 km/hr

2.  56 km/hr

3.  63 km/hr

4.  60 km/hr

4

60 km/hr

Explanation :
No Explanation available for this question

# A truck covers a distance of 550 metres in 1 minute whereas a train covers a distance of 33 kms in 45 minutes. What is the ratio of their speed

1.  2 : 1

2.  1 : 2

3.  4 : 3

4.  3 : 4

4

3 : 4

Explanation :
No Explanation available for this question

# (7-1 - 11-1) + (7-1 + 11-1) =

1.  2×7-1

2.  2×11-1

3.  14

4.  22

4

2×7-1

Explanation :
No Explanation available for this question

# A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time, what should be his speed in km/hr

1.  14 km/hr

2.  12 km/hr

3.  10 km/hr

4.  8 km/hr

4

12 km/hr

Explanation :
No Explanation available for this question

# (5)1.25 × (12)0.25 × (60)0.75 =

1.  420

2.  260

3.  200

4.  300

4

300

Explanation :
No Explanation available for this question

1.  10

2.  8

3.  4

4.  6

4