Higher
9th December 1973
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 50. Work out y when x = 10.
- 2Finding the Area of Any Triangle3 marks
A triangle has sides of 17 cm and 15 cm with an angle of 44° between them. Work out its area, to 1 decimal place.
- 3Probability Trees3 marks
2 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Box Plots2 marks
A box plot has a minimum of 9 and a maximum of 54. Work out the range.
- 5The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 3 digits (0 to 9), and repeats are allowed. How many codes are possible?
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 December 1973, including the monthly compilation PDF.