Daily Practice
Foundation
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7th February 1984
- 1Error Intervals2 marks
A length x is 74 cm, rounded to the nearest whole number. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 8x - 12 when x = 3.
- 3Writing and Simplifying Ratio2 marks
Write the ratio 8 : 32 in the form 1 : n.
- 4Plans and Elevations2 marks
A sphere is drawn. What 2D shape is its plan?
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 250 times. How many heads would you expect?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1984, including the monthly compilation PDF.