Daily Practice

Foundation Plus

2nd August 1974

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 0.1. It is thrown 100 times. How many heads would you expect?
2
Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 30 < x <= 40. The frequencies in order are 16, 7, 21, 11, 3. Write down the modal class.
3
Standard Form2 marks
Write 76700 in standard form.
4
Inequalities on Graphs3 marks
Does the point (4, 14) satisfy y > 4x + 3?
5
Proportion2 marks
3 identical pens cost £6.15. Work out the cost of 10 of the same pens.

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