Daily Practice
Higher
← All tiers
7th February 1978
- 1Capture Recapture3 marks
25 beetles are marked and released. Later 48 are caught, of which 4 are marked. Estimate the population.
- 2Bounds2 marks
A mass is 37 kg, correct to the nearest whole number. Write down the lower bound.
- 3Inequalities on Graphs2 marks
A region is defined by y <= 2x - 3. Should the boundary line be solid or dashed, and why?
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 7. Write y in terms of x.
- 5Spheres and Cones3 marks
A cone has base radius 10 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
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 February 1978, including the monthly compilation PDF.