Daily Practice

Foundation Plus

28th March 1957

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 0.4. It is thrown 200 times. How many heads would you expect?
2
Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 15 < x <= 20. The frequencies in order are 21, 7, 3, 11, 16. Write down the modal class.
3
Standard Form2 marks
Write 0.000000232 in standard form.
4
Inequalities on Graphs3 marks
Does the point (-4, 1) satisfy y > -x - 1?
5
Speed and Density2 marks
A block has volume 190 cm^3 and density 3 g/cm^3. Work out its mass.

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