Foundation
21st August 1976
- 1Systematic Listing2 marks
Using only the digits 3, 6, 7 and no digit twice, how many different two-digit numbers can be made?
- 2Two Way Tables3 marks
In a group of 120 students, 40 are boys. 10 boys and 30 girls bring a packed lunch. How many students do not?
- 3Error Intervals2 marks
A number y is 66 when truncated to the nearest whole number. Write down the error interval for y.
- 4Function Machines2 marks
A function machine multiplies by 2 then subtracts 10. -6 comes out. What went in?
- 5Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 5 cm apart on the map. How far apart are they in real life, in km?
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