Foundation
11th December 1989
- 1Averages3 marks
Ellis has 4 scores with a mean of 6. Scores 11, 8, 4 are known. Work out the missing score.
- 2Stem and Leaf2 marks
A stem and leaf diagram has a single stem 5 with the leaves 2, 4, 5, 6, 9. Work out the median of the five values.
- 3Error Intervals2 marks
A number y is 28 when truncated to the nearest whole number. Write down the error interval for y.
- 4Sequences (Nth Term)3 marks
Work out the nth term of the sequence 7, -2, -11, -20, ...
- 5Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 14.5 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 December 1989, including the monthly compilation PDF.