Daily Practice
Foundation
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19th January 1988
- 1Proportion2 marks
7 identical batteries cost £3.15. Work out the cost of 5 of the same batteries.
- 2Angles in Polygons2 marks
Work out the size of one exterior angle of a regular hexagon.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
- 4Two Way Tables3 marks
Of 39 students, 15 study French, 15 study German and 4 study both. How many study neither?
- 5Percentage Change3 marks
A price changes from £20.00 to £26.00. Work out the percentage increase.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1988, including the monthly compilation PDF.