Daily Practice

Foundation Plus

22nd February 1991

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 132 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
Standard Form2 marks
Write 0.0000861 in standard form.
4
Substitution3 marks
Use v = u + at with u = 2, a = 9 and t = 8. Work out v.
5
Proportion2 marks
6 identical pens cost £14.70. Work out the cost of 12 of the same pens.

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