Daily Practice - Foundation Plus
10th December 1991
- 1Solving Equations3 marks
Solve 2(x - 7) = 6.
- 2Compound Interest and Depreciation3 marks
£4100 is invested at 2% compound interest per year. Work out the value after 3 years, to the nearest penny.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 8 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 4 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Capture Recapture3 marks
45 beetles are marked and released. Later 66 are caught, of which 6 are marked. Estimate the population.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1991, including the monthly compilation PDF.