Daily Practice

Higher

9th August 1974

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

1
Capture Recapture2 marks
A capture-recapture estimate is made of the newt population of a stream. State one assumption the method relies on.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 1. Work out the gradient of any line perpendicular to it.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 60. Work out y when x = 15.
5
Enlarging with Negative Scale Factors3 marks
The point (4, -2) is enlarged by scale factor -1 about the centre (-4, 2). Write down the coordinates of the image.

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