Foundation Plus
27th December 1982
- 1Inequalities on Graphs3 marks
Does the point (3, -25) satisfy y > -4x - 5?
- 2Repeated Percentage Change3 marks
A town's population is 7500 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.
- 3Transformations2 marks
The point (8, 1) is rotated 90° anticlockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
- 5Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 5 < x <= 10. The frequencies in order are 16, 7, 11, 3, 21. Write down the modal class.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1982, including the monthly compilation PDF.