Numeracy
19th November 1984
- 1Systematic Listing2 marks
Using only the digits 1, 7, 4, 3 and no digit twice, how many different two-digit numbers can be made?
- 2Pictograms2 marks
On a pictogram one symbol stands for 4 goals. A row shows 6 whole symbols and one half symbol. How many goals is that?
- 3Error Intervals2 marks
A length x is 690 cm, rounded to the nearest 10. Write down the error interval for x.
- 4Function Machines2 marks
A function machine multiplies by 9 then adds 10. What comes out when 11 goes in?
- 5Scale Drawings2 marks
A model of an aircraft is built to a scale of 1 : 25. The real length is 0.5 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 November 1984, including the monthly compilation PDF.