Foundation
11th June 1981
- 1Forming and Solving Equations3 marks
The angles in a triangle are 4x°, x° and (x + 90)°. Form an equation and work out x.
- 2Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 10.5 cm apart on the map. How far apart are they in real life, in km?
- 3Angles2 marks
Two of the angles in a triangle are 59° and 65°. Work out the third angle.
- 4Averages3 marks
Here are seven numbers: 4, 17, 19, 2, 5, 22, 7. Work out the median and the range.
- 5Averages from Frequency Tables3 marks
In a survey 5 households own 1 car, 3 own 2 cars and 8 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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