Numeracy
26th November 1985
- 1Probability (Foundation)2 marks
The probability that it rains tomorrow is 9/10. Work out the probability that it does not rain.
- 2Pictograms2 marks
On a pictogram one symbol stands for 5 trees. A row shows 6 whole symbols and one half symbol. How many trees is that?
- 3Error Intervals2 marks
A length x is 3.4 cm, rounded to 1 decimal place. Write down the error interval for x.
- 4Function Machines2 marks
A function machine multiplies by 2 then subtracts 15. -5 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 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 1985, including the monthly compilation PDF.