Daily Practice

Foundation

18th December 1979

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

1
Error Intervals2 marks
A length x is 75 cm, rounded to the nearest whole number. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 6x + 2 when x = 5.
3
Best Buy Questions3 marks
A pack of 4 teabags costs 80p. A pack of 12 costs £2.28. Which pack is better value?
4
Area and Perimeter2 marks
A triangle has a base of 28 cm and a perpendicular height of 17 cm. Work out its area.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?

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