Foundation Plus
20th January 1975
- 1Equation of a Line3 marks
A line has gradient -4 and passes through (4, -14). Work out its equation.
- 2Repeated Percentage Change3 marks
A town's population is 37500 and grows by 6% each year. Work out the population after 4 years, to the nearest whole number.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 28 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 200 times. How many heads would you expect?
- 5Two Way Tables3 marks
Of 59 students, 38 study French, 22 study German and 9 study both. How many study neither?
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