Daily Practice
Higher
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31st August 1963
- 1Box Plots2 marks
A box plot has minimum 7, lower quartile 14, median 16, upper quartile 24 and maximum 27. Work out the interquartile range.
- 2Fractional and Negative Indices2 marks
Write 5^-1 as a fraction.
- 3Expanding and Factorising Quadratics3 marks
Factorise x^2 + x - 30.
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 100. Work out y when x = 4.
- 5The Sine Rule3 marks
In triangle ABC, angle A is 51°, angle B is 60° and side a is 5 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 August 1963, including the monthly compilation PDF.