Daily Practice · Foundation

Daily Practice - Foundation

21st March 1995

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 0.2. It is thrown 50 times. How many heads would you expect?
2
Two Way Tables3 marks
Of 68 students, 33 study French, 33 study German and 13 study both. How many study neither?
3
Error Intervals2 marks
A number y is 51 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 9x - 1 when x = 3.
5
Percentages2 marks
Work out 10% of 180.

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