1)

A takes 2 hours 30 minutes more than B to walk 40 km. If A doubles his speed, then he can make it in 1 hour less than B. How much time (in hours) does A require for walking a 40 km distance?

SSC CPO 2020

A)

9

B)

7

C)

5

D)

6

2)

A bus covers a 60-kilometre distance in 1 hour 15 minutes, whereas the same distance is covered by a car in 45 minutes. What is the ratio of the speed of the bus to the speed of the car?

SSC CPO 2020

A)

5 : 3

B)

1 : 3

C)

3 : 1

D)

3 : 5

3)

A person travels a distance of 300 km and then returns to the starting point. The time taken by him for the outward journey is 5 hours more than the time taken for the return journey. If he returns at a speed of 10 km / h more than the speed of going, what is the average speed (in km/h) for the entire journey?

SSC CPO 2020

A)

15

B)

24

C)

20

D)

30

4)

A person covers a distance of 300 km and then returns to the starting point. The time taken by him for the outward journey is 5 hours more than time taken for the return journey. If he returned at a speed of 10 km/h more than the speed of going. What was the speed (in km/h) for the outward journey?

SSC CPO 2020

A)

15 km/h

B)

20 km/h

C)

30 km/h

D)

25 km/h

5)

A bus covers a 60 kilometre distance in 1 hour 30 minutes, whereas the same distance is covered by a car in 45 minutes. What is the ratio of the speed of the car to the speed of the bus?

SSC CPO 2020

A)

5 : 3

B)

1 : 2

C)

2 : 1

D)

3 : 5

6)

A boy increases his speed to \(\frac{9}{5}\) times of his original speed. By doing this, he reaches his school 40 minutes before the usual time. How much time (in minutes) does he take usually?

SSC CPO 2020

A)

120

B)

30

C)

45

D)

90

7)

A takes 2 hours 30 minutes more than B to walk 40 km. If A doubles his speed, then he can make it in 1 hour less than B. What is the average time taken by A and B to walk a 40 km distance ?

SSC CPO 2020

A)

5 hours 15 minutes

B)

7 hours 15 minutes

C)

6 hours

D)

5 hours 45 minutes

8)

A train covers 400 km at a uniform speed. If the speed had been 10 km/h more, it would have taken 2 hours less for the same journey. What is the usual time taken (in hours) by it to complete the journey?

SSC CPO 2020

A)

12

B)

15

C)

8

D)

10