Daily Practice · Higher

Daily Practice - Higher

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

14th October 2014

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

1
Capture Recapture3 marks
50 beetles are marked and released. Later 15 are caught, of which 5 are marked. Estimate the population.
2
Bounds2 marks
A mass is 270 kg, correct to the nearest 10. Write down the upper bound.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 3x - 18.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 3. Write y in terms of x.
5
The Sine Rule3 marks
In triangle ABC, angle A is 61°, angle B is 52° and side a is 7 cm. Use the sine rule to work out side b, to 1 decimal place.

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