Daily Practice

Foundation

21st August 1984

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 200 times. How many heads would you expect?
2
Scatter Graphs2 marks
A scatter graph plots the height of a tree and its age. What type of correlation would you expect?
3
Estimating2 marks
Estimate 494 x 24 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 2x - 7 when x = -1.
5
Real Life and Distance Time Graphs2 marks
Maeve drives 75 km in 1.5 hours. Work out the average speed in km/h.

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