# IGCSE Mathematics Paper-1: Specimen Questions with Answers 212 - 216 of 324

## Question number: 212

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### Write in Short

The diagram above shows part of a thermometer which measures the temperature in inside an oven.

What is the temperature in the oven?

### Explanation

• In this diagram above shows part of the thermometer

• Here dark portion define the temperature

• Dark portion is define the up but down

So, the temperature in oven is .

## Question number: 213

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### Write in Short

Rehana pays in tax.

This is of the money she earns.

How much does Rehana earn?

### Explanation

• Rehana pays in tax

• But of the money she earns.

## Question number: 214

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### Write in Short

The frequency of radio waves (F) is connected to the wavelength by the formula .

Calculate the value of when F = 500.

### Explanation

Here given the F = 500

Edit

Simplify

Here given the

## Question number: 216

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### Write in Short

The population of Argentina is . Its area is square kilometers. What would be the average number of people per square kilometer in Argentina?

### Explanation

• The population of Argentina is .

• Its area is square kilometers.

The average number of people per square kilometer in Argentina