Daily Practice · Higher

Daily Practice - Higher

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

10th January 2012

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
35 beetles are marked and released. Later 40 are caught, of which 5 are marked. Estimate the population.
2
Fractional and Negative Indices3 marks
Work out 27^(2/3).
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 14x + 48.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 4. Write y in terms of x.
5
The Sine Rule3 marks
In triangle ABC, angle A is 78°, angle B is 72° and side a is 12 cm. Use the sine rule to work out side b, to 1 decimal place.

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