Daily Practice

Foundation Plus

18th April 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 0.4. It is thrown 200 times. How many heads would you expect?
2
Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 15 < x <= 20. The frequencies in order are 7, 3, 21, 11, 16. Write down the modal class.
3
Standard Form2 marks
Write 0.00527 in standard form.
4
Inequalities on Graphs3 marks
Does the point (1, -8) satisfy y > -4x + 3?
5
Repeated Percentage Change3 marks
A town's population is 40000 and grows by 5% each year. Work out the population after 2 years, to the nearest whole number.

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