Daily Practice

Foundation

7th June 1988

5 questions · 10 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 50 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 477 x 46 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 6x + 9 when x = 4.
5
Writing and Simplifying Ratio1 mark
Write the ratio 20 : 35 in its simplest form.

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