Daily Practice

Foundation

12th October 1965

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 250 times. How many heads would you expect?
2
Frequency Trees3 marks
160 people were surveyed. 60 were adults, of whom 30 said yes. 40 of the children said yes. How many said yes altogether?
3
Negative Numbers1 mark
Work out -2 x (-3).
4
Substitution2 marks
Work out the value of 5x - 4 when x = 1.
5
Conversions and Units1 mark
Convert 2.3 cm into mm.

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