Daily Practice

Foundation

2nd February 1954

5 questions · 12 marks · Grades 3-4 · 87 question types in this band

1
Error Intervals2 marks
A length x is 13.2 cm, rounded to 1 decimal place. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 7x - 12 when x = 2.
3
Best Buy Questions3 marks
A pack of 7 sponges costs £3.50. A pack of 28 costs £12.32. Which pack is better value?
4
Angles2 marks
An isosceles triangle has an apex angle of 32°. Work out one of the two equal base angles.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 500 times. How many heads would you expect?

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