Higher
2nd March 1957
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 36. Work out y when x = 8.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 10 cm and angle 180°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
12 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has minimum 8, lower quartile 18, median 20, upper quartile 29 and maximum 31. Work out the interquartile range.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1957, including the monthly compilation PDF.