Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
- 1Expanding and Factorising Quadratics3 marks
Factorise x^2 - 5x + 6.
- 2Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 36. Work out y when x = 12.
- 3The Sine Rule3 marks
In triangle ABC, angle A is 60°, angle B is 44° and side a is 11 cm. Use the sine rule to work out side b, to 1 decimal place.
- 4Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 5 in B only, 11 in both and 10 in neither. Work out the probability a random one is in both.
- 5Box Plots2 marks
A box plot has a minimum of 2 and a maximum of 24. Work out the range.
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