Daily Practice

Higher

27th July 1981

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

1
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 212 values. What cumulative frequency do you read across from to estimate the lower quartile?
2
Standard Form2 marks
Work out (8 x 10^3) x (4 x 10^-2). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 6. Work out the gradient of any line perpendicular to it.
4
Repeated Percentage Change3 marks
A price rises by 25% and then falls by 20%. Work out the overall percentage change, to 2 decimal places.
5
Enlarging with Negative Scale Factors3 marks
The point (-1, -5) is enlarged by scale factor -1 about the centre (0, -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 1981, including the monthly compilation PDF.