Daily Practice

Foundation

29th March 1988

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

1
Error Intervals2 marks
A length x is 17.9 cm, rounded to 1 decimal place. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 2x + 3 when x = 3.
3
Exchange Rates2 marks
£1 is worth 1.15 euros. Convert 750 euros into pounds. Give your answer to the nearest penny.
4
Angles2 marks
An isosceles triangle has an apex angle of 96°. Work out one of the two equal base angles.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 500 times. How many heads would you expect?

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