Daily Practice
Foundation
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25th January 1972
- 1Best Buy Questions2 marks
A 1000 g bag of coffee costs £6.50. Work out the cost per 100 g.
- 2Area and Circumference of Circles2 marks
A circle has a diameter of 20 cm. Work out its area, to 1 decimal place.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
- 4Pie Charts2 marks
A pie chart shows 90 people. 24 of them chose science. Work out the angle of that sector.
- 5Negative Numbers2 marks
At midnight the temperature in Shap is -9°C. By noon it has risen by 15°C. What is the temperature at noon?
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