Daily Practice

Foundation

27th July 1982

5 questions · 12 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 500 times. How many heads would you expect?
2
Two Way Tables3 marks
Of 57 students, 28 study French, 14 study German and 3 study both. How many study neither?
3
Estimating2 marks
Estimate 502 x 30 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 3x - 10 when x = 5.
5
Percentages2 marks
Work out 25% of 380.

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