Daily Practice

Foundation Plus

12th August 1979

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 0.15. It is thrown 100 times. How many heads would you expect?
2
Box Plots2 marks
A box plot has minimum 10, lower quartile 19, median 23, upper quartile 26 and maximum 36. Work out the interquartile range.
3
Standard Form2 marks
Write 0.00000644 in standard form.
4
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 11/x, work out y when x = 1, and write down the equation of its vertical asymptote.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.

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