Daily Practice

Foundation

21st November 1967

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

1
Error Intervals2 marks
A length x is 77 cm, rounded to the nearest whole number. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 3x + 9 when x = 5.
3
Best Buy Questions3 marks
A pack of 8 sponges costs £2.40. A pack of 32 costs £8.64. Which pack is better value?
4
Angles1 mark
Two angles sit next to each other on a straight line. One of them is 100°. Work out the other.
5
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?

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