Daily Practice
Foundation
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5th February 1974
- 1Error Intervals2 marks
A length x is 79 cm, rounded to the nearest whole number. Write down the error interval for x.
- 2Substitution2 marks
Work out the value of 7x + 2 when x = 6.
- 3Conversions and Units2 marks
Convert 5 m^2 into cm^2.
- 4Area and Perimeter2 marks
A rectangle has an area of 102 cm^2 and a width of 17 cm. Work out its perimeter.
- 5Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 200 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 February 1974, including the monthly compilation PDF.