IGCSE Mathematics Paper-1: Specimen Questions with Answers 192 - 197 of 324

Question number: 192

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Choose one of the symbols given above to complete each of the following statements.

When x = 12 and y=-4, then

Explanation

  • Here x = 12 and y=-4

Question number: 193

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The plan of a rectangular garden with 4 triangular flowerbeds is shown in the diagram.

The plan of a rectangular garden

The Plan of a Rectangular Garden

State the order of rotational symmetry of the plan.

Explanation

  • The order of rotational symmetry is the number of times the shape maps onto itself during a rotation of 360 degree.

  • A rectangle has order of rotational symmetry of 2

  • 180 degree and 360 degree rotations will map it onto itself.

Question number: 194

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Find z when

Explanation

Here

Question number: 195

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From the values listed above, write down

The two which are equal.

A multiple of 9,

Explanation

  • Here find the multiple of 9 between 80 to 90

  • Here A multiple of 9 is 81 and 90.

Question number: 196

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Explanation

Here given the

It is a scientific notation

Here

So,

Question number: 197

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

Write this time correct to One decimal place.

Explanation

  • If the digit in the second decimal place is 5 or more then add 1 to the digit in the first decimal place.

  • If the digit in the second decimal place is less than 5, then leave the digit in the first decimal place as it is.

Hence,

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