Daily Practice
Higher
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8th October 1967
- 1Conditional Probability3 marks
18 students study Spanish and 6 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 20 and a maximum of 39. Work out the range.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 6x + 6, work out y when x = -2.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 10. 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 October 1967, including the monthly compilation PDF.