Higher
13th November 1971
- 1Expanding and Factorising Quadratics2 marks
Factorise x^2 - 9.
- 2Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 200. Work out y when x = 7.
- 3Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 174°. Work out angle ABC, where B is on the major arc.
- 4Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 4 in B only, 2 in both and 1 in neither. Work out the probability a random one is in both.
- 5Box Plots2 marks
A box plot has minimum 11, lower quartile 15, median 19, upper quartile 24 and maximum 27. Work out the interquartile range.
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 sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1971, including the monthly compilation PDF.