Daily Practice

Foundation Plus

24th March 1968

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 0.4. It is thrown 200 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 2, lower quartile 12, median 17, upper quartile 24 and maximum 33. Work out the interquartile range.
3
Standard Form2 marks
Write 0.000972 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -120/x, work out y when x = 10, and write down the equation of its vertical asymptote.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.

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