Daily Practice

Foundation

25th June 1985

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

1
Error Intervals2 marks
A length x is 830 cm, rounded to the nearest 10. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 9x - 2 when x = 7.
3
Ratio2 marks
Ellis and Idris share £80 in the ratio 7 : 9. How much does Ellis get?
4
Area and Perimeter2 marks
A rectangle has an area of 323 cm^2 and a width of 19 cm. Work out its perimeter.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 200 times. How many heads would you expect?

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