Daily Practice

Higher

9th December 1966

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

1
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 4. Work out the gradient of any line perpendicular to it.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 20. Work out y when x = 10.
3
Enlarging with Negative Scale Factors3 marks
The point (4, -1) is enlarged by scale factor -1 about the centre (-1, -1). Write down the coordinates of the image.
4
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 6 in B only, 7 in both and 1 in neither. Work out the probability a random one is in both.
5
Capture Recapture2 marks
A capture-recapture estimate is made of the snail population of a hedgerow. State one assumption the method relies on.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1966, including the monthly compilation PDF.