Daily Practice
Numeracy
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1st October 1985
- 1Writing and Simplifying Ratio1 mark
Write the ratio 30 : 42 in its simplest form.
- 2Transformations2 marks
The point (0, -5) is translated by the column vector (-5, -4). Write down the coordinates of the image.
- 3Averages2 marks
Here are 6 numbers: 28, 20, 16, 23, 21, 24. Work out the mean.
- 4Frequency Polygons2 marks
A frequency polygon is drawn for grouped data. One class is 40 < x <= 60. What value on the x-axis is the point plotted at?
- 5Estimating2 marks
Estimate 869 x 13 by rounding each number to 1 significant figure.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1985, including the monthly compilation PDF.