Time and Distance [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 24 - 27 of 27

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Question 24

Time and Distance
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Question

MCQ▾

A man goes from Surat to Mumbai at a uniform speed of 60 km/hr and comes back to Surat at a uniform speed of 40 km/hr. his average speed for the whole journey is:

Choices

Choice (4)Response

a.

48 km/hr

b.

54 km/hr

c.

55 km/hr

d.

50 km/hr

Passage

The table given below shows survey carried out at New Delhi Railway Station for the arrivals/departures of trains for the month of January, 2011. Study the table and answer the following questions:

Table shows Train Arrival Time

Delay (in min. )

Number of arrivals

Numbers of departures

0

1000

1220

0 - 30

150

180

30 - 60

40

60

Over 60

10

40

total

1200

1500

Question 25 (1 of 2 Based on Passage)

Time and Distance
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Question

MCQ▾

The total number of late arrivals of trains is

Choices

Choice (4)Response

a.

200

b.

135

c.

190

d.

165

Question 26 (2 of 2 Based on Passage)

Time and Distance
Edit

Question

MCQ▾

The percentage of number of trains arriving late at the station is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 27

Time and Distance
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Question

MCQ▾

A man travels a distance of 30 km at 6 km/hr another distance of 30 km at 5 km/hr and a third distance of 30 km at 10 km/hr. his average speed for the whole journey (in km/hr) is

Choices

Choice (4)Response

a.

8

b.

c.

d.

9