Higher
13th December 1977
- 1Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 160 cm^3. Work out the volume of the smaller.
- 2Probability Trees3 marks
A bag holds 5 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Capture Recapture3 marks
50 beetles are marked and released. Later 54 are caught, of which 9 are marked. Estimate the population.
- 4Surds2 marks
Write sqrt(18) in the form a sqrt(b), where b is as small as possible.
- 5Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 12/x, work out y when x = -1, and write down the equation of its vertical asymptote.
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 1977, including the monthly compilation PDF.