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

Question number: 282

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The diagram shows half of a circle, centre O.

The Diagram Shows Half of a Circle, Centre O

Calculate the area of the shape.

Explanation

Here

Question number: 283

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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

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Question number: 285

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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

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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

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.

Write as a column vector.

Explanation

  • Here given the

Question number: 288

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

Explanation

  • Here given the

  • It is a scientific notation

    Here

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