Foundation Plus
30th March 1987
- 1Solving Equations3 marks
Solve 4(x + 4) = 64.
- 2Repeated Percentage Change3 marks
A town's population is 30000 and grows by 6% each year. Work out the population after 5 years, to the nearest whole number.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 16 cm and an angle of 68°. Work out the side opposite that angle, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 3 red and 5 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Capture Recapture3 marks
30 voles are marked and released. Later 72 are caught, of which 8 are marked. Estimate the population.
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