Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
22nd January 2012
- 1Box Plots2 marks
A box plot has a minimum of 4 and a maximum of 46. Work out the range.
- 2The Product Rule for Counting2 marks
A meal deal has 7 mains, 5 sides and 2 drinks. How many different meals are possible?
- 3Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 5. Work out the gradient of any line perpendicular to it.
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 12. Work out y when x = 4.
- 5Enlarging with Negative Scale Factors3 marks
The point (1, 2) is enlarged by scale factor -1 about the centre (-3, -1). Write down the coordinates of the image.
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