Daily Practice
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23rd December 1973
- 1Conditional Probability3 marks
16 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 a minimum of 15 and a maximum of 48. Work out the range.
- 3Bounds2 marks
A mass is 16 kg, correct to 1 decimal place. Write down the lower bound.
- 4Solving Quadratics3 marks
Solve x^2 + 12x + 35 = 0.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 6, y = 30. 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 December 1973, including the monthly compilation PDF.