Daily Practice · Foundation
Daily Practice - Foundation
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18th July 1991
- 1Error Intervals2 marks
A length x is 9.2 cm, rounded to 1 decimal place. Write down the error interval for x.
- 2Solving Equations2 marks
Solve 3x - 9 = 0.
- 3Best Buy Questions3 marks
A pack of 6 pencils costs £1.20. A pack of 12 costs £2.16. Which pack is better value?
- 4Angles in Polygons2 marks
Work out the size of one exterior angle of a regular pentagon.
- 5Averages3 marks
Here are seven numbers: 25, 17, 28, 14, 13, 8, 22. Work out the median and the range.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1991, including the monthly compilation PDF.