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Quantitative Aptitude - Arithmetic Ability/
Time and Distance

Time and Distance Questions

Popular Latest Rated Important Formulae

FACTS AND FORMULAE FOR TIME AND DISTANCE

1. $S p e e d = \frac{D i s \tan c e}{T i m e}, T i m e = \frac{D i s \tan c e}{S p e e d}, D i s \tan c e = (S p e e d \times T i m e)$

2. x km/hr = $(x \times \frac{5}{18}) m / s e c$

3. x m/sec = $(x \times \frac{18}{5}) k m / h r$

4. If the ratio of the speeds of A and B is a:b , then the ratio of the times taken by them to cover the same distance is or b : a

5. Suppose a man covers a certain distance at x km/ hr and an equal distance at y km/hr . Then, the average speed during the whole journey is $\frac{2 x y}{x + y}$ km/hr.

A taxi going at 90 km/hr takes 35 minutes to travel a certain distance. By how much should it increase its speed (in km/hr) to travel the same distance in 21 minutes?

A) 60	B) 150
C) 120	D) 90

A) 60

B) 150

C) 120

D) 90

Answer & Explanation Answer: A) 60

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0 1748

How long will Ramesh take to run round a square park of edge 50 meters, if he runs at the rate of 18 km/hr?

A) 40 sec	B) 20 sec
C) 80 sec	D) 160 sec

A) 40 sec

B) 20 sec

C) 80 sec

D) 160 sec

Answer & Explanation Answer: A) 40 sec

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3 1748

Chandan travelled equal distance with speed of 3 kmph, 4 kmph and 8kmph and takes a total time of 42.5 min. Find the total distance in km.

A) 4	B) 2
C) 1	D) 3

A) 4

B) 2

C) 1

D) 3

Answer & Explanation Answer: D) 3

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3 1742

The ratio between the speeds of two buses is 11:9. If the second bus runs 270 kms in 15 hours, then the speed of the first bus is?

A) 23 km/hr	B) 11 km/hr
C) 2 km/hr	D) 22 km/hr

A) 23 km/hr

B) 11 km/hr

C) 2 km/hr

D) 22 km/hr

Answer & Explanation Answer: D) 22 km/hr

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2 1737

A boy walking at the speed of 4 km/hr covers a certain distance in 6 hours 15 minutes. If he covers the same distance by cycle in 5 hours, then what is the speed (in km/hr) of the cycle?

A) 4.5	B) 5
C) 6	D) 6.5

A) 4.5

B) 5

C) 6

D) 6.5

Answer & Explanation Answer: B) 5

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3 1737

Rizvan walks at 15 km/hr and Ruchitha cycles at 20 km/hr towards each other. What was the distance between them when they started if they meet after 42 minutes?

A) 36.8 kms	B) 30.6 kms
C) 24.5 kms	D) 18.4 kms

A) 36.8 kms

B) 30.6 kms

C) 24.5 kms

D) 18.4 kms

Answer & Explanation Answer: C) 24.5 kms

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1 1736

A man goes to a place on bicycle at speed of 16 km/hr and comes back at lower speed . If the average speed is 6.4 km/hr in total , then the return speed (in km/hr) is

A) 10	B) 8
C) 6	D) 4

A) 10

B) 8

C) 6

D) 4

Answer & Explanation Answer: D) 4

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0 1730

Rameshwar goes on a trip on his motor-cycle and rides for 405 kms. If he rides for 6 hours at a speed of 45 km/hr, find at what speed he travels for the remaining 3 hours of the journey?