Daily Practice
Higher
- 1Conditional Probability3 marks
27 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Box Plots2 marks
A box plot has minimum 15, lower quartile 24, median 34, upper quartile 42 and maximum 44. Work out the interquartile range.
- 3Fractional and Negative Indices2 marks
Write 9^-2 as a fraction.
- 4Inequalities on Graphs3 marks
Does the point (4, 3) satisfy y > -x + 3?
- 5Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 18. Work out y when x = 5.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1990, including the monthly compilation PDF.