Foundation
- 1Averages2 marks
Here are 7 numbers: 14, 20, 17, 12, 19, 22, 15. Work out the mean.
- 2Averages from Frequency Tables3 marks
In a survey 3 households own 1 car, 4 own 2 cars and 7 own 3 cars. Work out the mean number of cars, to 2 decimal places.
- 3Error Intervals2 marks
A number y is 11 when truncated to the nearest whole number. Write down the error interval for y.
- 4Drawing Linear Graphs2 marks
A line has equation y = -3x + 1. Work out the y coordinate of the point on it where x = -1.
- 5Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 4 cm apart on the map. How far apart are they in real life, in km?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1985, including the monthly compilation PDF.