Daily Practice - Foundation Plus
5th January 1993
- 1Angles in Polygons2 marks
Work out the size of one exterior angle of a regular pentagon.
- 2Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 20 in B only, 10 in both and 9 in neither. Work out the probability a random one is in A or B.
- 3Box Plots2 marks
A box plot has minimum 9, lower quartile 15, median 22, upper quartile 24 and maximum 33. Work out the interquartile range.
- 4Reverse Percentages3 marks
After a decrease of 20%, a price is £240. Work out the price before the change.
- 5Forming and Solving Equations3 marks
5 consecutive whole numbers add up to 200. Work out the smallest of them.
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