Foundation Plus
23rd February 1988
- 1Solving Equations3 marks
Solve 5(x + 2) = 40.
- 2Compound Interest and Depreciation3 marks
£1500 is invested at 3% compound interest per year. Work out the value after 2 years, to the nearest penny.
- 3Angles in Parallel Lines2 marks
Two parallel lines are crossed by a straight line. One of a pair of alternate angles is 137°. Work out the other, and give a reason.
- 4Probability Trees3 marks
A bag holds 5 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Capture Recapture3 marks
20 voles are marked and released. Later 32 are caught, of which 4 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 February 1988, including the monthly compilation PDF.