Foundation Plus
2nd September 1955
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -8/x, work out y when x = 1, and write down the equation of its vertical asymptote.
- 2Proportion2 marks
3 identical notebooks cost £5.40. Work out the cost of 10 of the same notebooks.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 6 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 6 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Box Plots2 marks
A box plot has minimum 7, lower quartile 17, median 21, upper quartile 25 and maximum 30. 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 September 1955, including the monthly compilation PDF.