Daily Practice · Higher

Daily Practice - Higher

12th November 1991

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

1
Enlarging with Negative Scale Factors3 marks
The point (5, -6) is enlarged by scale factor -3 about the centre (4, 1). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 10 in B only, 3 in both and 8 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
60 fish are marked and released. Later 16 are caught, of which 4 are marked. Estimate the population.
4
Surds2 marks
Write sqrt(12) in the form a sqrt(b), where b is as small as possible.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 8. Work out the gradient of any line perpendicular to it.

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