Daily Practice

Foundation Plus

22nd August 1977

5 questions · 13 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
Scatter Graphs2 marks
A scatter graph plots rainfall in a week and the number of umbrellas sold. What type of correlation would you expect?
3
Standard Form2 marks
Write 0.000245 in standard form.
4
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 10x + 16.
5
Repeated Percentage Change3 marks
A town's population is 20000 and grows by 8% each year. Work out the population after 4 years, to the nearest whole number.

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