Daily Practice

Foundation Plus

21st August 1984

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 50 times. How many heads would you expect?
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 192 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
Standard Form2 marks
Write 0.000419 in standard form.
4
Substitution3 marks
Use v = u + at with u = 11, a = 7 and t = 4. Work out v.
5
Compound Interest and Depreciation3 marks
£2100 is invested at 3% compound interest per year. Work out the value after 5 years, to the nearest penny.

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