Foundation Plus
16th February 1980
- 1Standard Form3 marks
Work out (45 x 10^10) / (9 x 10^3). Give your answer in standard form.
- 2Expanding and Factorising2 marks
Factorise fully 15x + 15.
- 3Compound Interest and Depreciation3 marks
A van is worth £18500. It depreciates by 12% each year. Work out its value after 3 years, to the nearest penny.
- 4Similar Shapes (Lengths)3 marks
Two similar triangles have matching sides of 7 cm and 28 cm. Another side of the smaller is 11 cm. Work out its match on the larger.
- 5Venn Diagrams3 marks
In a Venn diagram, 20 are in A only, 18 in B only, 9 in both and 8 in neither. Work out the probability a random one is in A or B.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1980, including the monthly compilation PDF.