Daily Practice

Foundation Plus

19th May 1978

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 50 times. How many heads would you expect?
2
Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 0 < x <= 10. The frequencies in order are 7, 21, 16, 3, 11. Write down the modal class.
3
Standard Form2 marks
Write 0.0000479 in standard form.
4
Inequalities on Graphs3 marks
Does the point (0, -5) satisfy y > -3x + 2?
5
Proportion2 marks
5 identical cupcakes cost £10.50. Work out the cost of 6 of the same cupcakes.

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