Higher
30th January 1987
- 1Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 9. Work out y when x = 12.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 13 cm and 5 cm with an angle of 104° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
1 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Capture Recapture2 marks
A capture-recapture estimate is made of the fish population of a pond. State one assumption the method relies on.
- 5Standard Form2 marks
Work out (8 x 10^3) x (5 x 10^-3). Give your answer in standard form.
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 January 1987, including the monthly compilation PDF.