Daily Practice
Numeracy
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20th April 1980
- 1Averages2 marks
Here are 7 numbers: 25, 17, 15, 21, 27, 17, 25. Work out the mean.
- 2Pie Charts2 marks
A pie chart shows 72 people. 16 of them chose French. Work out the angle of that sector.
- 3Error Intervals2 marks
A length x is 41 cm, rounded to the nearest whole number. Write down the error interval for x.
- 4Function Machines2 marks
A function machine multiplies by 3 then adds 3. What comes out when 11 goes in?
- 5Scale Drawings2 marks
A model of a bridge is built to a scale of 1 : 50. The real length is 2 m. How long is the model, in cm?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1980, including the monthly compilation PDF.