Daily Practice
Foundation Plus
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7th January 1989
- 1Ratio2 marks
Red and blue marbles are in the ratio 2 : 5. There are 30 red marbles. How many marbles are there altogether?
- 2Angles in Polygons2 marks
Work out the sum of the interior angles of a hexagon.
- 3Averages3 marks
Here are seven numbers: 2, 25, 28, 14, 7, 19, 22. Work out the median and the range.
- 4Capture Recapture3 marks
40 newts are marked and released. Later 64 are caught, of which 8 are marked. Estimate the population.
- 5Estimating2 marks
Between which two consecutive whole numbers does sqrt(32) lie?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1989, including the monthly compilation PDF.