Daily Practice
Foundation
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21st October 1990
- 1Error Intervals2 marks
A length x is 420 cm, rounded to the nearest 10. Write down the error interval for x.
- 2Solving One Step Equations1 mark
Solve x/6 = 7.
- 3Best Buy Questions3 marks
A pack of 7 teabags costs £1.75. A pack of 21 costs £5.04. Which pack is better value?
- 4Area and Perimeter2 marks
A triangle has a base of 10 cm and a perpendicular height of 5 cm. Work out its area.
- 5Probability (Foundation)2 marks
The probability that it rains tomorrow is 3/4. Work out the probability that it does not rain.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1990, including the monthly compilation PDF.