Daily Practice - Foundation Plus
20th April 1992
- 1Solving Equations3 marks
Solve 4(x + 3) = 24.
- 2Repeated Percentage Change3 marks
A town's population is 22000 and grows by 4% each year. Work out the population after 2 years, to the nearest whole number.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 29 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 200 times. How many heads would you expect?
- 5Capture Recapture3 marks
10 fish are marked and released. Later 12 are caught, of which 4 are marked. Estimate the population.
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