Daily Practice

Foundation Plus

22nd January 1990

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 0.1. It is thrown 100 times. How many heads would you expect?
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 172 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
Standard Form2 marks
Write 0.000004 in standard form.
4
Substitution3 marks
Use v = u + at with u = 6, a = 2 and t = 6. Work out v.
5
Repeated Percentage Change3 marks
A town's population is 9000 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.

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