Daily Practice

Foundation

26th April 1988

5 questions · 11 marks · Grades 3-4 · 87 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
Stem and Leaf2 marks
A stem and leaf diagram has a single stem 2 with the leaves 0, 1, 2, 6, 7. Work out the median of the five values.
3
Error Intervals2 marks
A number y is 24 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 4x - 11 when x = 2.
5
Percentages2 marks
Work out 30% of 200.

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