Daily Practice
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7th January 1962
- 1Conditional Probability3 marks
22 students study Spanish and 4 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 16 and a maximum of 40. Work out the range.
- 3Surds2 marks
Write sqrt(45) in the form a sqrt(b), where b is as small as possible.
- 4Solving Quadratics3 marks
Solve x^2 - 15x + 56 = 0.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 12. 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 January 1962, including the monthly compilation PDF.