Higher Plus
13th August 1958
- 13d Pythagoras and Trigonometry3 marks
A cuboid measures 13 cm by 11 cm by 13 cm tall. Work out the angle between its longest internal diagonal and the base, to 1 decimal place.
- 2Conditional Probability3 marks
A bag holds 4 red and 4 blue counters. Two are taken without replacement. Given the first was red, what is the probability the second is blue?
- 3Histograms3 marks
A histogram has two bars: one 10 units wide with frequency density 2.5, one 20 units wide with density 3.5. How many values in total?
- 4Bounds3 marks
A rectangle is 4 cm by 8 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 5Completing the Square3 marks
Work out the coordinates of the turning point of y = x^2 - 2x + 11.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Higher Plus sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1958, including the monthly compilation PDF.