Daily Practice

Higher

23rd July 1968

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
40 newts are marked and released. Later 33 are caught, of which 3 are marked. Estimate the population.
2
Standard Form2 marks
Work out (4 x 10^7) x (5 x 10^-2). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 4x + 7. Work out the gradient of any line perpendicular to it.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 5. Write y in terms of x.
5
Enlarging with Negative Scale Factors3 marks
The point (3, -3) is enlarged by scale factor -1 about the centre (2, -3). Write down the coordinates of the image.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1968, including the monthly compilation PDF.