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##### objective Ques (59 results)
11)

A truck covers a distance of 480 km at a certain speed. If the speed is decreased by 8 km/h, it would have taken 2 hours more to cover the same distance. 50% of its original speed (in km/h) is:

SSC CHSL 2021
A)

40

B)

48

C)

24

D)

20

12)

Ashok completes a journey in 7 hours. He travels the first half of the journey at the speed of 24 km/h and the second half of it at the speed of 32 km/h. The total distance of the journey is:

SSC CHSL 2021
A)

194 km

B)

188 km

C)

190 km

D)

192 km

13)

Train A takes  $$1\frac{4}{5}$$ h more than the time taken by train B to cover a distance of 360 km. If the speed of train A doubles, it will take 36 min less than the time taken by train B to travel the same distance. What is the speed (in km/h) of train B?

SSC CHSL 2021
A)

100

B)

90

C)

96

D)

120

14)

A person moved from place A for place B at 2 p.m. at a speed of 4.5 km/h, stayed at place B for 1.5 hours and returned to place A at a speed of 6 km/h. He came back to place A at 7 p.m. What is the distance between places A and B (in km)?

SSC CHSL 2021
A)

$$8 \frac{1}{3}$$

B)

$$9 \frac{6}{11}$$

C)

$$8 \frac{2}{5}$$

D)

9

15)

Vaibhav and Vignesh each travel a distance of 78 km such that the speed of Vaibhav is faster than that of Vignesh. The sum of their speeds is 91 km/h and the total time taken by both is 3 hours and 30 minutes. The speed of Vaibhav is:

SSC CHSL 2021
A)

52 km/h

B)

48 km/h

C)

54 km/h

D)

45 km/h

16)

A bicycle wheel has a radius of 42 cm. It makes 40 revolutions in 25 seconds. What is its speed (in km/h, up to one decimal place)?

SSC CHSL 2021
A)

3.5

B)

11.6

C)

9.5

D)

15.2

17)

A man cycles from P to Q, a distance of 30 km, in 2 hours 48 minutes. The road from P is a level road for 18 km and then it is uphill to Q. The man’s average speed on the level road is 15 km/h. What is his average uphill speed (in km/h)?

SSC CHSL 2021
A)

7.5

B)

12

C)

9

D)

10.5

18)

If a person travels at a speed of 48 km/h, he will reach his destination on time. He covers two-thirds of his journey in five-sixths of time. At what speed (in km/h) should he travel to cover the remaining distance to reach his destination on time?

SSC CHSL 2021
A)

96

B)

100

C)

48

D)

50

19)

A man walking at a rate of 4 km/h crossed a tunnel in 18 minutes. What is the length of the tunnel in meters?

SSC CHSL 2021
A)

1800

B)

1600

C)

1400

D)

1200

20)

X and Y start at the same time to ride from place A to place B, which is 80 km away from A. X travels 4 km per hour slower than Y. Y reaches place B and at once turns back meeting X, 16 km from place B. Y's speed (in km/h) is:

SSC CHSL 2021
A)

8

B)

12

C)

15

D)

9

showing 11 - 20 results of 59 results