• Placement Questions
• /
• EXAM

EXAM Math Questions and Answer Page 8616

(#M40020595) EXAM QUESTION time,speed Keep an EYE

Karan and Arjun run a 100-meter race, where Karan beats Arjun 10 metres. To do a favour to Arjun, Karan starts 10 metres behind the starting line in a second 100 metre race. They both run at their earlier speeds. Which of the following is true in connection with the second race?

A.

Karan and Arjun reach the finishing line simultaneously

B.

Arjun beats Karan by 1 metre

C.

Arjun beats Karan by 11 metres

D.

Karan beats Arjun by 1 metre

Asked In exam MAN (12 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (1)   (1) Submit Your Solution

(#M40020594) EXAM QUESTION time,speed Keep an EYE

The speed of a bus during the second hour of its journey is twice that in the first hour. Also, its speed during the third hour is two-third the sum of its speeds in the first two hours. Had the bus travelled for three hours at the speed of the first hour, it would have travelled 120 km less. Find the average speed of the bus for the first three hours.

A.

60 kmph

B.

70 kmph

C.

80 kmph

D.

100 kmph

Asked In exam MAN (12 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (6)   (5) Submit Your Solution

(#M40020593) EXAM QUESTION time,speed Keep an EYE

Distance between the points is P. A man with the speed of s and reaches the other point late by 2 hours. Calculated the speed with which the man has to travel to reach in time, where t is the actual time.

A.

S×(t+1)
(t+2)

B.

s×t
(t+2)

C.

s×(t+2)
t

D.

s×
t
(t+1)

Asked In exam MAN (12 years ago)

Unsolved

Is this Puzzle helpful?   (0)   (0) Submit Your Solution

(#M40020591) EXAM QUESTION time,speed Keep an EYE

A bus without stopping travels at an average speed of 60 km/hr and with stoppages at an average speed of 40 km/hr. What is the total time taken by the bus for stoppages on a route of length 300km?

A.

4 hr

B.

3 hr

C.

2.5 hr

D.

3.5 hr

Asked In exam MAN (12 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (6)   (5) Submit Your Solution

(#M40020590) EXAM QUESTION time,speed Keep an EYE

P beats Q by 5 seconds in a race of 1000m and Q beats R by 5 metres in a race of 100m. By how many seconds does P beats R in a race of 1000 m?

A.

5 sec

B.

7 sec

C.

10 sec

D.

Cannot be determined

Asked In exam MAN (12 years ago)

Unsolved

Is this Puzzle helpful?   (1)   (3) Submit Your Solution

(#M40020588) EXAM QUESTION time,speed Keep an EYE

Rajesh walks to and fro to a shopping mall. He spends 30 minutes shopping. If he walks at speed of 10 km an hour, he returns to home at 19.00 hours. If he walks at 15 km an hour, he returns to home at 18.30 hours. How fast must he walk in order to return at 18.15 hours?

A.

17 km/hr

B.

18 km/hr

C.

19 km/hr

D.

20 km/hr

Asked In exam MAN (12 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (6)   (3) Submit Your Solution

(#M40020586) EXAM QUESTION time,speed Keep an EYE

A and B go by Bus from X to Z which is on the way to Y. C goes from Y to Z by Auto. A and B's Bus goes at 75km/hr and C's auto moves at 15km/hr. All the three start at 6:00am. After travelling some distance, B sees another friend D going by Cycle at 25km/hr to Z. B and A go ahead, meet C and pick him up. They return immediately to Z at the same time. The distance between X and Y is 600km and XZ is 400km.

2.

Common data question: 1/2

What is the total distance travelled by A?

A.

480 km

B.

450 km

C.

550 km

D.

600 km

Asked In exam MAN (12 years ago)

Unsolved

Is this Puzzle helpful?   (4)   (4) Submit Your Solution

(#M40020585) EXAM QUESTION time,speed Keep an EYE

If the wheel of a bicycle makes 560 revolutions in travelling 1.1 km, what is its radius?

A.

31.25 cm

B.

37.75 cm

C.

35.15 cm

D.

11.25 cm

Asked In exam MAN (12 years ago)

Unsolved Read Solution (4)

Is this Puzzle helpful?   (25)   (4) Submit Your Solution

(#M40020584) EXAM QUESTION time,speed Keep an EYE

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?

A.

150 m

B.

200 m

C.

180 m

D.

160 m

Asked In exam MAN (12 years ago)

Unsolved

Is this Puzzle helpful?   (3)   (1) Submit Your Solution

(#M40020582) EXAM QUESTION time,speed Keep an EYE

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:

A.

38.4 m, 28.7 m/s

B.

38.4 m, 29.2 m/s

C.

26.5 m, 13.5 m/s


D.

26.5 m, 28.7 m/s

Asked In exam MAN (12 years ago)

Unsolved

Is this Puzzle helpful?   (1)   (2) Submit Your Solution