Foundation Plus
20th February 1953
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 9/x, work out y when x = -1, and write down the equation of its vertical asymptote.
- 2Proportion2 marks
6 identical pens cost £6.60. Work out the cost of 6 of the same pens.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 17 cm and an angle of 59°. Work out the side adjacent to that angle, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 7 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Box Plots2 marks
A box plot has minimum 1, lower quartile 6, median 9, upper quartile 19 and maximum 22. 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 1953, including the monthly compilation PDF.