Daily Practice

Higher

19th September 1989

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

1
Capture Recapture3 marks
50 newts are marked and released. Later 70 are caught, of which 7 are marked. Estimate the population.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.3535... as a fraction in its simplest form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 3x + 6. Work out the gradient of any line perpendicular to it.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
5
Enlarging with Negative Scale Factors3 marks
The point (6, 2) is enlarged by scale factor -2 about the centre (4, 0). Write down the coordinates of the image.

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