Daily Practice
Higher
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15th June 1958
- 1Probability Trees3 marks
6 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 2Box Plots2 marks
A box plot has a minimum of 7 and a maximum of 63. Work out the range.
- 3Fractional and Negative Indices2 marks
Write 2^-2 as a fraction.
- 4Factorising Harder Quadratics3 marks
Factorise 20x^2 - 11x - 4.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 24. Work out y when x = 12.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1958, including the monthly compilation PDF.