Daily Practice
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19th July 1987
- 1Conditional Probability3 marks
31 students study Spanish and 12 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 a minimum of 15 and a maximum of 40. Work out the range.
- 3Fractional and Negative Indices2 marks
Write 2^-2 as a fraction.
- 4Inequalities on Graphs3 marks
Does the point (-3, 9) satisfy y > -3x - 2?
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 30. Work out y when x = 6.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1987, including the monthly compilation PDF.