Daily Practice

Foundation

15th May 1973

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 0.25. It is thrown 250 times. How many heads would you expect?
2
Frequency Trees3 marks
180 people were surveyed. 70 were adults, of whom 35 said yes. 25 of the children said yes. How many said yes altogether?
3
Negative Numbers1 mark
Work out -5 x (-11).
4
Substitution2 marks
Work out the value of 3x - 4 when x = 6.
5
Percentages2 marks
Work out 20% of 240.

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