Daily Practice

Foundation Plus

11th October 1988

5 questions · 14 marks · Grades 4-6 · 128 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 100 times. How many heads would you expect?
2
Capture Recapture3 marks
55 voles are marked and released. Later 28 are caught, of which 4 are marked. Estimate the population.
3
Standard Form2 marks
Write 2230 in standard form.
4
Solving Equations3 marks
Solve 5(x - 9) = -15.
5
Compound Interest and Depreciation3 marks
£5300 is invested at 2.5% compound interest per year. Work out the value after 5 years, to the nearest penny.

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