Higher
28th July 1953
- 1Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of pi.
- 2Probability Trees3 marks
A bag holds 8 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Capture Recapture3 marks
50 voles are marked and released. Later 9 are caught, of which 3 are marked. Estimate the population.
- 4The Product Rule for Counting2 marks
A meal deal has 4 mains, 6 sides and 2 drinks. How many different meals are possible?
- 5Inequalities on Graphs2 marks
A region is defined by y < -4x - 1. 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 July 1953, including the monthly compilation PDF.