Daily Practice - Foundation
Grades 3-4 - securing a Foundation pass: fractions, percentages, angles and the first algebra.
8th March 2016
- 1Error Intervals2 marks
A length x is 4.9 cm, rounded to 1 decimal place. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 5x - 2 when x = 7.
- 3Best Buy Questions3 marks
A pack of 5 batteries costs £2.25. A pack of 10 costs £4.30. Which pack is better value?
- 4Area and Perimeter1 mark
A rectangle measures 3 cm by 3 cm. Work out its area.
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 200 times. How many heads would you expect?
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