Daily Practice
Higher
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15th July 1973
- 1Box Plots2 marks
A box plot has a minimum of 15 and a maximum of 27. Work out the range.
- 2Fractional and Negative Indices3 marks
Work out 81^(3/2).
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 5x + 9 that passes through (6, 40).
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 8, y = 24. Work out y when x = 6.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 12 cm, 16 cm and 20 cm. Work out the angle opposite the 12 cm side, to 1 decimal place.
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