Daily Practice
Foundation
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4th March 1991
- 1Proportion2 marks
4 identical batteries cost £7.40. Work out the cost of 5 of the same batteries.
- 2Angles in Polygons2 marks
Work out the sum of the interior angles of a octagon.
- 3Averages3 marks
Zara has 4 scores with a mean of 16. Scores 15, 18, 17 are known. Work out the missing score.
- 4Averages from Frequency Tables3 marks
In a survey 3 households own 1 car, 9 own 2 cars and 5 own 3 cars. Work out the mean number of cars, to 2 decimal places.
- 5Using a Calculator2 marks
Work out (6 + 10 x 9) / 9, giving your answer to 2 decimal places.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1991, including the monthly compilation PDF.