Daily Practice
Foundation
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16th July 1957
- 1Error Intervals2 marks
A length x is 620 cm, rounded to the nearest 10. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 2x + 8 when x = -1.
- 3Best Buy Questions3 marks
A pack of 12 batteries costs £6.00. A pack of 24 costs £10.56. Which pack is better value?
- 4Plans and Elevations2 marks
A cuboid standing on its smallest face is drawn. What 2D shape is its plan?
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 50 times. How many heads would you expect?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1957, including the monthly compilation PDF.