Daily Practice

Foundation

15th January 1980

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 0.15. It is thrown 500 times. How many heads would you expect?
2
Two Way Tables3 marks
Of 53 students, 20 study French, 39 study German and 15 study both. How many study neither?
3
Error Intervals2 marks
A number y is 31 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 7x + 6 when x = 1.
5
Real Life and Distance Time Graphs2 marks
Oliwia drives 100 km in 2 hours. Work out the average speed in km/h.

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