Daily Practice - Higher
27th November 1993
- 1Box Plots2 marks
A box plot has minimum 14, lower quartile 17, median 20, upper quartile 23 and maximum 33. Work out the interquartile range.
- 2The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 4 digits (0 to 9), and repeats are allowed. How many codes are possible?
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 5x - 1 that passes through (2, 4).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 24. Work out y when x = 7.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 3 cm, 4 cm and 5 cm. Work out the angle opposite the 3 cm side, to 1 decimal place.
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