Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
29th September 2002
- 1Box Plots2 marks
A box plot has a minimum of 15 and a maximum of 41. Work out the range.
- 2Reverse Percentages3 marks
A bill is £192 including VAT at 20%. Work out the amount before VAT.
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 20/x, work out y when x = -4, and write down the equation of its vertical asymptote.
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 25. Work out y when x = 5.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 112 cm^3. Work out the volume of the smaller.
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