Daily Practice

Higher

2nd August 1983

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Enlarging with Negative Scale Factors3 marks
The point (-2, -3) is enlarged by scale factor -2 about the centre (4, 4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 12 in B only, 3 in both and 3 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
15 voles are marked and released. Later 90 are caught, of which 9 are marked. Estimate the population.
4
Bounds2 marks
A mass is 660 kg, correct to the nearest 10. Write down the upper bound.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 6. Work out the gradient of any line perpendicular to it.

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