Daily Practice

Foundation Plus

3rd May 1981

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 0.15. It is thrown 50 times. How many heads would you expect?
2
Scatter Graphs3 marks
A line of best fit on a scatter graph has equation y = 9x + 21. Use it to estimate y when x = 12.
3
Standard Form2 marks
Write 0.00000899 in standard form.
4
Expanding and Factorising2 marks
Expand and simplify 5(6x - 12).
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 4. Write y in terms of x.

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