Daily Practice

Foundation

9th December 1975

5 questions · 12 marks · Grades 3-4 · 87 question types in this band

1
Estimating2 marks
Between which two consecutive whole numbers does sqrt(55) lie?
2
Substitution2 marks
Work out the value of 3x + 9 when x = -5.
3
Best Buy Questions3 marks
A pack of 7 batteries costs £1.40. A pack of 21 costs £3.99. Which pack is better value?
4
Area and Circumference of Circles2 marks
A circle has a radius of 7 cm. Work out its circumference, leaving your answer in terms of pi.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 100 times. How many heads would you expect?

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