Daily Practice
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1st December 1968
- 1Conditional Probability3 marks
20 students study Spanish and 3 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 4 and a maximum of 46. Work out the range.
- 3Bounds2 marks
A mass is 21 kg, correct to 1 decimal place. Write down the upper bound.
- 4Quadratic Formula3 marks
Use the quadratic formula to solve 2x^2 - 9x + 10 = 0, to 2 decimal places.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 24. 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 December 1968, including the monthly compilation PDF.