Daily Practice
Foundation
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11th August 1970
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 250 times. How many heads would you expect?
- 2Stem and Leaf2 marks
A stem and leaf diagram has a single stem 6 with the leaves 0, 3, 4, 7, 8. Work out the median of the five values.
- 3Negative Numbers1 mark
Work out -6 x 7.
- 4Substitution2 marks
Work out the value of 8x - 1 when x = 7.
- 5Writing and Simplifying Ratio1 mark
Write the ratio 25 : 40 in its simplest form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1970, including the monthly compilation PDF.