Foundation Plus
13th November 1979
- 1Simultaneous Equations3 marks
4 teas and 3 cakes cost £11.05. 1 tea and 4 cakes cost £10.40. Find the price of a tea.
- 2Compound Interest and Depreciation3 marks
£1700 is invested at 2.5% compound interest per year. Work out the value after 4 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 58°. Work out the other, and give a reason.
- 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.
- 5Frequency Trees3 marks
120 people were surveyed. 60 were adults, of whom 10 said yes. 10 of the children said yes. How many said yes altogether?
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