Daily Practice

Foundation

23rd September 1980

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 0.1. 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 5 with the leaves 0, 1, 3, 4, 7. Work out the median of the five values.
3
Error Intervals2 marks
A number y is 70 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 4x - 8 when x = 7.
5
Conversions and Units1 mark
Convert 7.8 kg into g.

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