Foundation Plus
2nd February 1976
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -70/x, work out y when x = -10, and write down the equation of its vertical asymptote.
- 2Repeated Percentage Change3 marks
A town's population is 6000 and grows by 5% each year. Work out the population after 2 years, to the nearest whole number.
- 3Transformations2 marks
The point (5, 3) 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 0.15. It is thrown 100 times. How many heads would you expect?
- 5Box Plots2 marks
A box plot has minimum 1, lower quartile 9, median 11, upper quartile 17 and maximum 26. Work out the interquartile range.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1976, including the monthly compilation PDF.