Daily Practice
Foundation
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18th February 1975
- 1Error Intervals2 marks
A length x is 850 cm, rounded to the nearest 10. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 5x - 1 when x = -5.
- 3Ratio2 marks
Ade and Yusuf share £154 in the ratio 3 : 8. How much does Ade get?
- 4Transformations2 marks
The point (6, 0) is translated by the column vector (0, 6). Write down the coordinates of the image.
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 500 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 1975, including the monthly compilation PDF.