Daily Practice
Higher
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26th April 1964
- 1Conditional Probability3 marks
15 students study Spanish and 11 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 6 and a maximum of 23. Work out the range.
- 3Standard Form3 marks
Work out (18 x 10^7) / (9 x 10^3). Give your answer in standard form.
- 4Quadratic Formula3 marks
Use the quadratic formula to solve 2x^2 + 11x - 5 = 0, to 2 decimal places.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 18. Work out y when x = 3.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1964, including the monthly compilation PDF.