Daily Practice · Foundation

Daily Practice - Foundation

5th March 1996

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

1
Error Intervals2 marks
A length x is 840 cm, rounded to the nearest 10. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 4x - 3 when x = 1.
3
Writing and Simplifying Ratio2 marks
Write the ratio 3 : 9 in the form 1 : n.
4
Area and Circumference of Circles2 marks
A circle has a radius of 3 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 0.4. It is thrown 250 times. How many heads would you expect?

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