# Time and Distance [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 12 - 17 of 27

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## Question 12

Time and Distance
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### Question

MCQ▾

A man goes from Pune to Bangalore at a uniform speed of 30 km/hr and comes back to Pune at a uniform speed of 50 km/hr. his average speed for the whole journey is:

### Choices

Choice (4)Response

a.

48.6 km/hr

b.

37.5 km/hr

c.

55 km/hr

d.

50.8 km/hr

### Passage

The table given below shows survey carried out at Mumbai Railway Station for the arrivals/departures of trains for the month of January 2016. Study the table and answer the following questions:

 Delay (in min. ) Number of arrivals Numbers of departures 0 1600 1800 0 - 30 165 156 30 - 60 25 130 Over 60 10 14 total 1800 2100

## Question 13 (1 of 2 Based on Passage)

Time and Distance
Edit

### Question

MCQ▾

If the punctuality of railways is defined as the number of occasions on which trains arrived on departed in time as a percentage of total number of arrivals and departures from the station, then the punctuality for the month under observation is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 14 (2 of 2 Based on Passage)

Time and Distance
Edit

### Question

MCQ▾

The total number of late departures of trains is

### Choices

Choice (4)Response

a.

300

b.

268

c.

335

d.

400

### Passage

The table given below shows survey carried out at Mumbai Railway Station for the arrivals/departures of trains for the month of January, 2016. Study the table and answer the following questions:

 Delay (in min. ) Number of arrivals Numbers of departures 0 2000 2250 0 - 30 178 56 30 - 60 36 48 Over 60 36 46 total 2250 2400

## Question 15 (1 of 2 Based on Passage)

Time and Distance
Edit

### Question

MCQ▾

If the punctuality of railways is defined as the number of occasions on which trains arrived on departed in time as a percentage of total number of arrivals and departures from the station, then the punctuality for the month under observation is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 16 (2 of 2 Based on Passage)

Time and Distance
Edit

### Question

MCQ▾

The total number of late departures of trains is

### Choices

Choice (4)Response

a.

268

b.

456

c.

358

d.

150

## Question 17

Time and Distance
Edit

### Question

MCQ▾

Starting from his house one day, a student walks at a speed of 2.5 km/hr and reaches his school 5 minutes late. Next day at the same time he increases his speed by 5 km/hr and reaches the school 15 minutes early. How far is the school from his house?

### Choices

Choice (4)Response

a.

b.

c.

d.