Foundation Plus
4th March 1977
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 10/x, work out y when x = -2, and write down the equation of its vertical asymptote.
- 2Proportion2 marks
6 identical notebooks cost £3.30. Work out the cost of 8 of the same notebooks.
- 3Transformations2 marks
The point (-7, 4) is rotated 90° clockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 50 times. How many heads would you expect?
- 5Box Plots2 marks
A box plot has minimum 11, lower quartile 19, median 26, upper quartile 36 and maximum 44. 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 March 1977, including the monthly compilation PDF.