Daily Practice
Foundation Plus
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16th November 1987
- 1Probability Trees3 marks
A bag holds 7 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Capture Recapture3 marks
40 newts are marked and released. Later 30 are caught, of which 5 are marked. Estimate the population.
- 3Prime Factors, HCF and LCM3 marks
Write 40 as a product of its prime factors, using index form.
- 4Solving Equations3 marks
Solve 3(x - 7) = -6.
- 5Repeated Percentage Change3 marks
A town's population is 24000 and grows by 3% each year. Work out the population after 4 years, to the nearest whole number.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1987, including the monthly compilation PDF.