Foundation
5th March 1985
- 1Proportion2 marks
3 identical pens cost £5.40. Work out the cost of 7 of the same pens.
- 2Angles1 mark
Two angles sit next to each other on a straight line. One of them is 23°. Work out the other.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 50 times. How many heads would you expect?
- 4Frequency Trees3 marks
160 people were surveyed. 50 were adults, of whom 5 said yes. 35 of the children said yes. How many said yes altogether?
- 5Negative Numbers2 marks
At midnight the temperature in Shap is -3°C. By noon it has risen by 14°C. What is the temperature at noon?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1985, including the monthly compilation PDF.