Daily Practice
Foundation
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30th April 1982
- 1Error Intervals2 marks
A length x is 17 cm, rounded to 1 decimal place. Write down the error interval for x.
- 2Drawing Linear Graphs2 marks
A line has equation y = -3x + 3. Work out the y coordinate of the point on it where x = -1.
- 3Exchange Rates2 marks
£1 is worth 1.24 US dollars. Convert 725 US dollars into pounds. Give your answer to the nearest penny.
- 4Angles in Polygons2 marks
Work out the size of one exterior angle of a regular 12-sided polygon.
- 5Averages2 marks
Here are 7 numbers: 10, 14, 18, 18, 10, 13, 15. 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 April 1982, including the monthly compilation PDF.