Foundation Plus
28th July 1971
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 80/x, work out y when x = 10, and write down the equation of its vertical asymptote.
- 2Percentages2 marks
Priya scored 36 out of 80 in a test. What percentage is this?
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 18 cm and an angle of 68°. 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 15, lower quartile 22, median 28, upper quartile 35 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 July 1971, including the monthly compilation PDF.