Foundation Plus
20th November 1982
- 1Standard Form3 marks
Work out (81 x 10^7) / (9 x 10^4). Give your answer in standard form.
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 + x - 6, work out y when x = -1.
- 3Compound Interest and Depreciation3 marks
A van is worth £14500. It depreciates by 8% each year. Work out its value after 4 years, to the nearest penny.
- 4Similar Shapes (Lengths)3 marks
Two similar triangles have matching sides of 10 cm and 25 cm. Another side of the smaller is 3 cm. Work out its match on the larger.
- 5Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 14 in B only, 10 in both and 11 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 November 1982, including the monthly compilation PDF.