Higher Plus
13th March 1958
- 1Surds3 marks
Simplify sqrt(27) + sqrt(27), giving your answer in the form a sqrt(b).
- 2Completing the Square3 marks
Work out the coordinates of the turning point of y = x^2 + 10x + 6.
- 3Direct and Inverse Proportion Depth3 marks
y is directly proportional to sqrt(x). When x = 9, y = 18. Work out y when x = 81.
- 4Finding the Area of Any Triangle3 marks
A triangle has sides of 8 cm and 10 cm and an area of 34.64 cm^2. Work out the acute angle between those two sides, to the nearest degree.
- 5Probability Equation Questions3 marks
A bag holds 7 counters, r of them red. Two are taken without replacement and P(both red) = 1/21. Work out r.
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 March 1958, including the monthly compilation PDF.