Foundation
27th April 1981
- 1Averages3 marks
Bea has 4 scores with a mean of 12. Scores 15, 14, 9 are known. Work out the missing score.
- 2Frequency Trees3 marks
130 people were surveyed. 70 were adults, of whom 5 said yes. 5 of the children said yes. How many said yes altogether?
- 3Error Intervals2 marks
A number y is 32 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 8, 9, 10, 11, ...
- 5Scale Drawings2 marks
A map has a scale of 1 : 10000. Two villages are 3.5 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 April 1981, including the monthly compilation PDF.