Daily Practice
Foundation
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24th September 1973
- 1Averages3 marks
Noah has 4 scores with a mean of 13. Scores 9, 17, 7 are known. Work out the missing score.
- 2Frequency Trees3 marks
140 people were surveyed. 40 were adults, of whom 5 said yes. 30 of the children said yes. How many said yes altogether?
- 3Error Intervals2 marks
A number y is 31 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 -2, -8, -14, -20, ...
- 5Writing and Simplifying Ratio1 mark
Write the ratio 20 : 24 in its simplest form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1973, including the monthly compilation PDF.