Daily Practice

Foundation Plus

3rd May 1957

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 100 times. How many heads would you expect?
2
Capture Recapture3 marks
10 beetles are marked and released. Later 56 are caught, of which 7 are marked. Estimate the population.
3
Standard Form2 marks
Write 14000000 in standard form.
4
Solving Equations3 marks
Solve 5(x - 1) = 55.
5
Proportion2 marks
8 identical batteries cost £14.40. Work out the cost of 4 of the same batteries.

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