Daily Practice

Foundation

12th August 1969

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

1
Error Intervals2 marks
A length x is 4.1 cm, rounded to 1 decimal place. Write down the error interval for x.
2
Substitution2 marks
Work out the value of 6x + 7 when x = 0.
3
Best Buy Questions3 marks
A pack of 5 pencils costs £2.00. A pack of 15 costs £5.85. Which pack is better value?
4
Area and Circumference of Circles2 marks
A circle has a radius of 7 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 0.15. It is thrown 250 times. How many heads would you expect?

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