Daily Practice

Foundation

5th September 1961

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

1
Error Intervals2 marks
A length x is 160 cm, rounded to the nearest 10. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 3x - 2 when x = 4.
3
Writing and Simplifying Ratio2 marks
Write the ratio 6 : 42 in the form 1 : n.
4
Angles2 marks
An isosceles triangle has an apex angle of 100°. Work out one of the two equal base angles.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 100 times. How many heads would you expect?

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