Daily Practice
Foundation
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18th July 1967
- 1Error Intervals2 marks
A length x is 420 cm, rounded to the nearest 10. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 9x - 5 when x = -6.
- 3Exchange Rates2 marks
£1 is worth 1.85 Australian dollars. Convert 550 Australian dollars into pounds. Give your answer to the nearest penny.
- 4Transformations2 marks
The point (-7, -2) is translated by the column vector (-1, 0). Write down the coordinates of the image.
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 50 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 July 1967, including the monthly compilation PDF.