Foundation Plus
7th January 1980
- 1Real Life and Distance Time Graphs3 marks
A coach travels 30 km in 1 hour, then 20 km in 2 hours. Work out the average speed for the whole journey, to 1 decimal place.
- 2Spheres and Cones3 marks
A sphere has radius 9 cm. Work out its volume, leaving your answer in terms of pi.
- 3Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 4 in B only, 4 in both and 3 in neither. Work out the probability a random one is in both.
- 4Frequency Trees3 marks
90 people were surveyed. 50 were adults, of whom 20 said yes. 5 of the children said yes. How many said yes altogether?
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.111... as a fraction in its simplest form.
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