# IGCSE Mathematics Paper-1: Specimen Questions with Answers 181 - 185 of 324

## Question number: 181

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### Write in Short

Write down the value of n each of the following statements.

### Explanation

Here given the

It is a scientific notation

Here

So,

## Question number: 182

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### Write in Short

On the grid, draw the reflection of the parallelogram in the line .

### Explanation

• In this image parallelogram points are and

• Here given the

• So, draw the reflection of parallelogram in the line

• The vertices and

## Question number: 183

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### Write in Short

Find the volume of cuboid tank of dimensions .

### Explanation

• Here length = 20 cm

Height = 12 cm

• .

Therefore volume of cuboid = 3600 cubic cm.

## Question number: 184

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### Write in Short

Make the subject of the formula.

### Explanation

Here given the n the subject of the formula.

## Question number: 185

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### Write in Short

A country has three political parties, the reds, the Blues and the Greens.

The pie chart shows the proportion of the total vote that each party received in an election.