Daily Practice
Numeracy
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12th September 1983
- 1Writing and Simplifying Ratio1 mark
Write the ratio 20 : 45 in its simplest form.
- 2Angles1 mark
Two angles sit next to each other on a straight line. One of them is 72°. Work out the other.
- 3Averages2 marks
Here are 7 numbers: 25, 23, 21, 25, 26, 20, 21. Work out the mean.
- 4Pie Charts2 marks
A pie chart shows 30 items. One sector has an angle of 12°. How many items does it represent?
- 5Error Intervals2 marks
A length x is 660 cm, rounded to the nearest 10. 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 September 1983, including the monthly compilation PDF.