Daily Practice

Foundation

30th March 1976

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 100 times. How many heads would you expect?
2
Two Way Tables3 marks
Of 36 students, 17 study French, 15 study German and 3 study both. How many study neither?
3
Error Intervals2 marks
A number y is 5 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 4x - 4 when x = 5.
5
Percentages2 marks
Work out 20% of 300.

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