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Daily Practice - Higher
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12th April 1992
- 1Box Plots2 marks
A box plot has a minimum of 12 and a maximum of 61. Work out the range.
- 2The 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?
- 3Expanding and Factorising Quadratics2 marks
Factorise x^2 - 16.
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 24. Work out y when x = 6.
- 5Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 106°. Work out angle ABC, where B is on the major arc.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1992, including the monthly compilation PDF.