# IGCSE Mathematics Paper-1: Specimen Questions with Answers 282 - 288 of 324

## Question number: 282

Short Answer Question▾

### Write in Short

Calculate the area of the shape.

### Explanation

Here

## Question number: 283

Short Answer Question▾

### Write in Short

Jaya sold 600 kg tomatoes for 5000 and earned a profit of 15%. If she sold them at? 20 per kg, find her profit or loss.

### Explanation

Selling price of 600 kg tomatoes is 5000 Rs.

Profit %=15%

Now,

New rate of selling is 20 Rs/kg

New selling price of 600 kg tomatoes is

It’s a profit

## Question number: 284

Short Answer Question▾

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### Explanation

## Question number: 285

Short Answer Question▾

### Write in Short

Estimate the sum by first rounding each number to the nearest ten.

### Explanation

First round each number to the nearest ten.

The sum of the rounding each number

The estimate is 2790.

## Question number: 286

Short Answer Question▾

### Write in Short

From the values listed above, write down

A square number.

### Explanation

Here given the value is

The equal value of is 0.082.

## Question number: 287

Short Answer Question▾

### Write in Short

.

Write as a column vector.

### Explanation

Here given the

## Question number: 288

Short Answer Question▾

### Write in Short

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

### Explanation

Here given the

It is a scientific notation

Here