Daily Practice - Higher
16th February 1992
- 1Enlarging with Negative Scale Factors3 marks
The point (5, -1) is enlarged by scale factor -3 about the centre (-3, 1). Write down the coordinates of the image.
- 2Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 16 in B only, 7 in both and 9 in neither. Work out the probability a random one is in both.
- 3Box Plots2 marks
A box plot has a minimum of 9 and a maximum of 19. Work out the range.
- 4Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.5656... as a fraction in its simplest form.
- 5Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 5. Work out the gradient of any line perpendicular to it.
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