Foundation Plus
13th December 1980
- 1Simultaneous Equations3 marks
5 teas and 4 cakes cost £18.90. 3 teas and 5 cakes cost £20.05. Find the price of a tea.
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 24. Work out y when x = 14.
- 3Angles in Parallel Lines2 marks
Two parallel lines are crossed by a straight line. One of a pair of alternate angles is 95°. Work out the other, and give a reason.
- 4Probability Trees3 marks
A bag holds 5 red and 2 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Frequency Trees3 marks
200 people were surveyed. 90 were adults, of whom 20 said yes. 5 of the children said yes. How many said yes altogether?
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