Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

6th April 2010

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
Enlarging with Negative Scale Factors3 marks
The point (3, -6) is enlarged by scale factor -1 about the centre (3, -4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 3 in B only, 6 in both and 6 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
45 voles are marked and released. Later 72 are caught, of which 6 are marked. Estimate the population.
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.444... as a fraction in its simplest form.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 6. Work out the gradient of any line perpendicular to it.

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