Foundation
27th December 1986
- 1Systematic Listing2 marks
Using only the digits 9, 3, 2, 7 and no digit twice, how many different two-digit numbers can be made?
- 2Scatter Graphs2 marks
A scatter graph plots the temperature outside and the number of hot drinks sold. What type of correlation would you expect?
- 3Error Intervals2 marks
A number y is 36 when truncated to the nearest whole number. Write down the error interval for y.
- 4Function Machines2 marks
A function machine multiplies by 8 then subtracts 4. 60 comes out. What went in?
- 5Scale Drawings2 marks
A map has a scale of 1 : 10000. Two villages are 7 cm apart on the map. How far apart are they in real life, in km?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1986, including the monthly compilation PDF.