Daily Practice
Foundation
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17th April 1984
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 50 times. How many heads would you expect?
- 2Pie Charts2 marks
A pie chart shows 72 people. 47 of them chose science. Work out the angle of that sector.
- 3Estimating2 marks
Estimate 576 x 28 by rounding each number to 1 significant figure.
- 4Substitution2 marks
Work out the value of 3x - 12 when x = -5.
- 5Percentages2 marks
Work out 60% of 400.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1984, including the monthly compilation PDF.