IGCSE Mathematics Paper-1: Specimen Questions with Answers 314 - 318 of 324
Question 314
Explanation
- Coordinates of the quadrilateral are:
Question 315
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The point P is marked on the grid below. Draw the vector PQ on the grid
EditExplanation
If zero, line segment from P to
Or to
A line through P and
Question 317
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Seven people were asked to guess the number of beans in a jar. Their guesses were
195, 172, 169, 145, 181,260, 159
Find the median.
EditExplanation
- In a data set of
- The sorted order becomes
- The median is the number in the middle
- The median value is 172.
Question 318
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The formula for the perimeter, P of a rectangle with length L and width W is make a the subject of the formula.
EditExplanation
- The perimeter of a rectangle is given by the following formula:
- To solve this formula for W
Subtract 2 L from both sides of the equation
Divide both sides of the equation by 2
Thus given that the perimeter of a rectangle is defined by
Then its width (W) is given by