# IGCSE Mathematics Paper-1: Specimen Questions with Answers 235 - 240 of 324

## Question number: 235

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### Write in Short

Make x the subject of the formula.

### Explanation

Here define the x the subject

## Question number: 236

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### Write in Short

On the grid above, plot the points .

### Explanation

Find the area of the quadrilateral ABCD.

## Question number: 237

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### Write in Short

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,

i. Calculate the mean

## Question number: 238

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### Write in Short

Write 0.0987 in standard form.

### Explanation

• Standard form is a way of writing down very large or very small number easily.

• Here find the standard form of 0.0987 value.

## Question number: 239

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### Write in Short

x is an integer between 50 and 80.

Write down the value of x when it is

A multiple of 35

### Explanation

Here given the x is an integer between 50 and 80.

is between 50 and 80

## Question number: 240

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### Write in Short

A model ship is flying two flags.

The first is a rectangle 5 centimeters by 6 centimeters.

The second is an isosceles triangle with base 8 centimeters and height h centimeters.

The flags are equal in area.

Find the value of h.

### Explanation

• The first model ship flag is a rectangle 5 centimeters by 6 centimeters.

• The second model ship flag is an isosceles triangle with base 8 centimeters and height h centimeters.