Daily Practice
Higher
- 1Spheres and Cones3 marks
A cone has base radius 2 cm and vertical height 6 cm. Work out its volume, leaving your answer in terms of pi.
- 2Probability Trees3 marks
A bag holds 7 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Capture Recapture2 marks
A capture-recapture estimate is made of the snail population of a hedgerow. State one assumption the method relies on.
- 4Fractional and Negative Indices3 marks
Work out 100^(3/2).
- 5Inequalities on Graphs2 marks
A region is defined by y < 2x + 3. Should the boundary line be solid or dashed, and why?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of June 1973, including the monthly compilation PDF.