Daily Practice
Foundation Plus
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24th December 1977
- 1Ratio2 marks
Red and blue marbles are in the ratio 3 : 8. There are 21 red marbles. How many marbles are there altogether?
- 2Angles in Polygons2 marks
Work out the sum of the interior angles of a nonagon.
- 3Averages3 marks
Here are seven numbers: 25, 28, 2, 13, 7, 11, 22. Work out the median and the range.
- 4Cumulative Frequency2 marks
Four classes in order have frequencies 8, 9, 6, 10. Write down the cumulative frequency at the end of the third class.
- 5Estimating2 marks
Between which two consecutive whole numbers does sqrt(84) lie?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1977, including the monthly compilation PDF.