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17th September 1995
- 1Probability Trees3 marks
3 of 7 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 10 and a maximum of 66. Work out the range.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7070... as a fraction in its simplest form.
- 4Equation of a Line3 marks
A line has gradient 1 and passes through (3, 10). Work out its equation.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 36. 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 September 1995, including the monthly compilation PDF.