Daily Practice

Foundation

28th March 1978

5 questions · 11 marks · Grades 3-4 · 87 question types in this band

1
Error Intervals2 marks
A length x is 52 cm, rounded to the nearest whole number. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 8x + 10 when x = 8.
3
Best Buy Questions3 marks
A pack of 12 pencils costs £5.40. A pack of 36 costs £14.40. Which pack is better value?
4
Area and Perimeter1 mark
A rectangle measures 8 cm by 14 cm. Work out its area.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 50 times. How many heads would you expect?

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