Daily Practice

Foundation

5th April 1983

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 100 times. How many heads would you expect?
2
Stem and Leaf2 marks
A stem and leaf diagram has a single stem 5 with the leaves 1, 5, 7, 8, 9. Work out the median of the five values.
3
Estimating2 marks
Estimate 894 x 38 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 5x + 2 when x = -4.
5
Writing and Simplifying Ratio1 mark
Write the ratio 18 : 81 in its simplest form.

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