Daily Practice
Higher
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23rd December 1984
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 6, y = 24. Work out y when x = 12.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 18 cm and 6 cm with an angle of 64° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
1 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Box Plots2 marks
A box plot has a minimum of 8 and a maximum of 57. Work out the range.
- 5Standard Form3 marks
Work out (36 x 10^10) / (9 x 10^3). Give your answer in standard form.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1984, including the monthly compilation PDF.