# IGCSE Mathematics Paper-1: Specimen Questions with Answers 206 - 211 of 324

## Question 206

### Write in Short

Short Answer▾An integer n is such that . Write down a value of n which is

A prime numbers

### Explanation

- A prime number is a whole number greater than 1 whose only factors are 1 and it self.
- A factor is a whole numbers that can be divided evenly into another number.
- The find the prime number between 80 to 90 is 83 and 89.

- Here find the square number between 80 to 90
- Here A square number is 81.
- And 81 is between 80 to 90.

## Question 207

### Write in Short

Short Answer▾M is the mid-point of AC. Write as a column vector.

### Explanation

Co-ordinates of the mid-point of AC are:

Here coordinates is

The coordinates of the vector are

## Question 208

## Question 209

### Write in Short

Short Answer▾Choose one of the symbols given above to complete each of the following statements.

When x = 12 and y =-4, then

### Explanation

- Here x = 12 and y =-4
- So,

## Question 210

## Question 211

### Write in Short

Short Answer▾The diagram shows a square tile of side 16 centimeters with 4 identical quarter circles shaded.

Calculate the area of the unshaded region.

### Explanation

The 4 quarter circles combined to from 1 complete circle with radius.

Q-17