Daily Practice

Higher

22nd March 1987

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

1
Box Plots2 marks
A box plot has a minimum of 20 and a maximum of 69. Work out the range.
2
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 3x + 2. Work out the gradient of any line perpendicular to it.
4
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 8, y = 30. Work out y when x = 6.
5
Enlarging with Negative Scale Factors3 marks
The point (2, 5) is enlarged by scale factor -2 about the centre (-4, 0). Write down the coordinates of the image.

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