Daily Practice

Foundation Plus

22nd December 1988

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 0.4. It is thrown 250 times. How many heads would you expect?
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 48 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
Standard Form2 marks
Write 13400000 in standard form.
4
Substitution3 marks
Use v = u + at with u = 11, a = 7 and t = 7. Work out v.
5
Speed and Density2 marks
A block has volume 100 cm^3 and density 3 g/cm^3. Work out its mass.

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