Daily Practice
Foundation Plus
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27th July 1973
- 1Capture Recapture3 marks
35 voles are marked and released. Later 8 are caught, of which 2 are marked. Estimate the population.
- 2Indices2 marks
Write (7^8)^3 as a single power of 7.
- 3Changing the Subject of a Formula3 marks
Make x the subject of y = 7x + 15.
- 4Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 5 cm apart on the map. How far apart are they in real life, in km?
- 5Spheres and Cones3 marks
A cone has base radius 5 cm and vertical height 21 cm. Work out its volume, leaving your answer in terms of pi.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1973, including the monthly compilation PDF.