Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
22nd August 2023
- 1Capture Recapture3 marks
25 voles are marked and released. Later 16 are caught, of which 4 are marked. Estimate the population.
- 2Bounds2 marks
A mass is 42 kg, correct to the nearest whole number. Write down the upper bound.
- 3Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 60/x, work out y when x = 10, and write down the equation of its vertical asymptote.
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 7. Write y in terms of x.
- 5Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 3. The larger has a volume of 945 cm^3. Work out the volume of the smaller.
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