Numeracy
17th September 1970
- 1Two Way Tables3 marks
In a group of 140 students, 30 are boys. 10 boys and 10 girls bring a packed lunch. How many students do not?
- 2Error Intervals2 marks
A length x is 50 cm, rounded to the nearest 10. Write down the error interval for x.
- 3Writing an Expression2 marks
A rectangle is x cm wide and 2 cm longer than it is wide. Write a simplified expression for its perimeter.
- 4Proportion2 marks
A recipe for 10 scones uses 190 g of flour. How much flour is needed for 20 scones?
- 5Coordinates2 marks
A is the point (-4, 3) and B is the point (0, 9). Write down the midpoint of AB.
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