Daily Practice
Foundation
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10th October 1975
- 1Error Intervals2 marks
A length x is 12 cm, rounded to the nearest whole number. Write down the error interval for x.
- 2Drawing Linear Graphs2 marks
A line has equation y = 4x + 9. Work out the y coordinate of the point on it where x = 2.
- 3Best Buy Questions3 marks
A pack of 6 sponges costs £2.40. A pack of 12 costs £4.68. Which pack is better value?
- 4Angles2 marks
An isosceles triangle has an apex angle of 120°. Work out one of the two equal base angles.
- 5Averages2 marks
Here are 5 numbers: 20, 17, 14, 20, 14. Work out the mean.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1975, including the monthly compilation PDF.