Numeracy
30th December 1982
- 1Systematic Listing2 marks
Using only the digits 2, 9, 1, 7 and no digit twice, how many different two-digit numbers can be made?
- 2Pie Charts2 marks
A pie chart shows 18 people. 9 of them chose maths. Work out the angle of that sector.
- 3Negative Numbers2 marks
At midnight the temperature in Buxton is -1°C. By noon it has risen by 19°C. What is the temperature at noon?
- 4Function Machines2 marks
A function machine multiplies by 2 then subtracts 1. 9 comes out. What went in?
- 5Scale Drawings2 marks
A model of a bridge is built to a scale of 1 : 20. The real length is 1.4 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 December 1982, including the monthly compilation PDF.