# IGCSE Mathematics Paper-1: Specimen Questions with Answers 241 - 245 of 324

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## Question 241

## Question 242

### Write in Short

Short Answer▾In Gujarat, a bus leaves Surat at 9: 30 and arrives in Ahmedabad at 12: 50.

The distance from Surat to Ahmedabad is 450 kilometers. Calculate, in kilometers per hour, the average speed for the journey.

### Explanation

- Total time of journey = 3 hours
- Total distance = 450 kilometers

## Question 243

### Write in Short

Short Answer▾A school has 400 students.

The table shows the number of students attending school in one week.

Monday | Tuesday | Wednesday | Thursday | Friday |

370 | 380 | 350 | 340 | 390 |

For these values,

iii. Find the range.

### Explanation

In a data set of

The lowest value is 370.

And the highest value is 390.

Therefore

## Question 244

### Write in Short

Short Answer▾The population of Latvia in 1989 was 30,00, 000. In 1994 it was 26,00, 000.

Calculate the percentage decrease in the population between 1989 and 1994.

### Explanation

- Population of Latvia in 1989 = 3000000
- Population of Latvia in 1994 = 2600000

Therefore,

## Question 245

### Write in Short

Short Answer▾In Gujarat, a bus leaves Surat at 9: 30 and arrives in Ahmedabad at 12: 50.

How long, in hours and minutes, does the journey take?

### Explanation

A bus leaves Surat at 9:30

Arrives in Ahmedabad at 12: 50

So,

9: 30 to 10: 00 = 30 minutes

10: 00 to 12: 00 = 2 hours

12: 00: to 12: 30 = 30 minutes

Addition of the all minutes