Daily Practice · Foundation Plus
Daily Practice - Foundation Plus
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5th October 1991
- 1Solving Equations3 marks
Solve 3(x + 7) = 42.
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 9, y = 27. Work out y when x = 3.
- 3Transformations2 marks
The point (-7, 6) is rotated 180° about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 250 times. How many heads would you expect?
- 5Capture Recapture3 marks
40 newts are marked and released. Later 50 are caught, of which 5 are marked. Estimate the population.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1991, including the monthly compilation PDF.