Daily Practice

Higher

22nd March 1988

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
30 beetles are marked and released. Later 30 are caught, of which 5 are marked. Estimate the population.
2
Bounds2 marks
A mass is 31 kg, correct to the nearest whole number. Write down the lower bound.
3
Inequalities on Graphs2 marks
A region is defined by y <= -2x - 3. Should the boundary line be solid or dashed, and why?
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.
5
Spheres and Cones3 marks
A cone has base radius 2 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of pi.

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