Daily Practice

Foundation

9th May 1989

5 questions · 10 marks · Grades 3-4 · 87 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
2
Pie Charts2 marks
A pie chart shows 30 people. 24 of them chose history. Work out the angle of that sector.
3
Error Intervals2 marks
A number y is 55 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 2x + 9 when x = 0.
5
Conversions and Units1 mark
Convert 89 litres into ml.

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