Daily Practice
Higher
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17th February 1991
- 1Box Plots2 marks
A box plot has a minimum of 6 and a maximum of 58. Work out the range.
- 2Fractional and Negative Indices2 marks
Write 5^-2 as a fraction.
- 3Expanding and Factorising Quadratics3 marks
Factorise x^2 - 2x - 48.
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 5. Work out y when x = 5.
- 5The Sine Rule3 marks
In triangle ABC, angle A is 45°, angle B is 39° and side a is 18 cm. Use the sine rule to work out side b, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1991, including the monthly compilation PDF.