IGCSE Mathematics Paper-1: Specimen Questions with Answers 295 - 301 of 324

Question 295

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When, find the value of

Explanation

Here

Question 296

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x is an integer between 50 and 80.

Write down the value of x when it is

53

Explanation

Here given the

Question 297

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An athlete’s time for a race was 47.89 seconds.

Correct to one decimal place.

One significant figure.

Explanation

  • When we approximate whole numbers may need to insert zeros as required in order to maintain the size of the number.
  • The significant number is 50

Question 298

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Without using a calculator, work out, leaving your answer as a fraction. You must show all you’re working.

Explanation

Here given the fraction is

First to take LCM

Question 299

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ABC is a right angled triangle. AB = 6 m and BC = 8 m. Calculate the length of AC.

The right angled triangle

The Right Angled Triangle

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Explanation

  • Here ABC is a right angled triangle
  • And

Using Pythagoras theorem

Question 300

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Work out the value of

Explanation

Here the given value is

Using BODMAS rule

Question 301

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A 500 meter running track has two straight sections, each of length 150 meters, and two semicircular ends.

Calculate the total length of the curved sections of the track.

Explanation

  • Total length of the track = 500 meters
  • Let the radius of the semicircular arcs be R.

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