Daily Practice - Foundation Plus
28th March 1992
- 1Ratio2 marks
Red and blue stickers are in the ratio 5 : 8. There are 75 red stickers. How many stickers are there altogether?
- 2Spheres and Cones3 marks
A sphere has radius 15 cm. Work out its volume, leaving your answer in terms of pi.
- 3Venn Diagrams3 marks
In a Venn diagram, 4 are in A only, 8 in B only, 6 in both and 3 in neither. Work out the probability a random one is in both.
- 4Scatter Graphs3 marks
A line of best fit on a scatter graph has equation y = 7x + 13. Use it to estimate y when x = 4.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... as a fraction in its simplest form.
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