Daily Practice
Numeracy
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22nd January 1976
- 1Writing and Simplifying Ratio1 mark
Write the ratio 15 : 27 in its simplest form.
- 2Transformations2 marks
The point (0, 7) is reflected in the x-axis. Write down the coordinates of the image.
- 3Averages2 marks
Here are 6 numbers: 20, 12, 12, 22, 14, 22. Work out the mean.
- 4Frequency Polygons2 marks
A frequency polygon is drawn for grouped data. One class is 10 < x <= 20. What value on the x-axis is the point plotted at?
- 5Error Intervals2 marks
A length x is 19.6 cm, rounded to 1 decimal place. Write down the error interval for x.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of January 1976, including the monthly compilation PDF.