Daily Practice
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10th June 1967
- 1Conditional Probability3 marks
22 students study Spanish and 10 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 14, lower quartile 22, median 25, upper quartile 34 and maximum 41. Work out the interquartile range.
- 3Surds2 marks
Write sqrt(72) in the form a sqrt(b), where b is as small as possible.
- 4Inequalities on Graphs3 marks
Does the point (-4, 0) satisfy y > -3x - 7?
- 5Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 54. Work out y when x = 4.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1967, including the monthly compilation PDF.