Foundation Plus
23rd August 1982
- 1Equation of a Line3 marks
A line has gradient 4 and passes through (4, 13). Work out its equation.
- 2Repeated Percentage Change3 marks
A town's population is 32000 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 15 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 250 times. How many heads would you expect?
- 5Two Way Tables3 marks
Of 67 students, 34 study French, 34 study German and 5 study both. How many study neither?
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