Daily Practice

Foundation Plus

18th February 1954

5 questions · 11 marks · Grades 4-6 · 128 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 4, lower quartile 11, median 15, upper quartile 23 and maximum 28. Work out the interquartile range.
3
Standard Form2 marks
Write 0.00055 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 2/x, work out y when x = -1, and write down the equation of its vertical asymptote.
5
Speed and Density2 marks
A block has volume 160 cm^3 and density 3 g/cm^3. Work out its mass.

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