Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

12th October 2004

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
40 beetles are marked and released. Later 40 are caught, of which 5 are marked. Estimate the population.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.
3
Inequalities on Graphs2 marks
A region is defined by y < 5x - 4. Should the boundary line be solid or dashed, and why?
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
5
Spheres and Cones3 marks
A cone has base radius 8 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of pi.

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