Foundation Plus
5th August 1974
- 1Solving Equations3 marks
Solve 3(x + 5) = 45.
- 2Repeated Percentage Change3 marks
A town's population is 35000 and grows by 8% each year. Work out the population after 4 years, to the nearest whole number.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 12 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 4 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Capture Recapture3 marks
55 voles are marked and released. Later 15 are caught, of which 5 are marked. Estimate the population.
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