Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
24th April 2015
- 1Capture Recapture2 marks
A capture-recapture estimate is made of the moth population of a meadow. State one assumption the method relies on.
- 2The Product Rule for Counting2 marks
A meal deal has 9 mains, 3 sides and 5 drinks. How many different meals are possible?
- 3Expanding and Factorising Quadratics3 marks
Factorise x^2 + 5x - 36.
- 4Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 32. Work out y when x = 6.
- 5The Sine Rule3 marks
In triangle ABC, angle A is 74°, angle B is 40° and side a is 16 cm. Use the sine rule to work out side b, to 1 decimal place.
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