Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
10th September 2001
- 1Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 112 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 2Standard Form3 marks
Work out (15 x 10^7) / (3 x 10^4). Give your answer in standard form.
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -14/x, work out y when x = 2, and write down the equation of its vertical asymptote.
- 4Repeated Percentage Change3 marks
A price rises by 20% and then falls by 20%. Work out the overall percentage change, to 2 decimal places.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 296 cm^3. Work out the volume of the smaller.
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