Daily Practice · Foundation

Daily Practice - Foundation

10th August 1993

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 0.1. It is thrown 50 times. How many heads would you expect?
2
Frequency Trees3 marks
110 people were surveyed. 30 were adults, of whom 10 said yes. 35 of the children said yes. How many said yes altogether?
3
Estimating2 marks
Estimate 983 x 29 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 7x + 5 when x = -4.
5
Writing and Simplifying Ratio1 mark
Write the ratio 18 : 81 in its simplest form.

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