Daily Practice

Foundation Plus

25th January 1986

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 200 times. How many heads would you expect?
2
Capture Recapture3 marks
30 fish are marked and released. Later 40 are caught, of which 8 are marked. Estimate the population.
3
Standard Form2 marks
Write 0.0000613 in standard form.
4
Solving Equations3 marks
Solve 2(x + 7) = 30.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 8, y = 40. Work out y when x = 13.

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