Daily Practice · Higher

Daily Practice - Higher

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

19th December 2009

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 62°, angle B is 42° and side a is 7 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 17 are in A only, 6 in B only, 11 in both and 8 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 7, lower quartile 10, median 19, upper quartile 27 and maximum 32. Work out the interquartile range.
4
Bounds2 marks
A mass is 61 kg, correct to the nearest whole number. Write down the upper bound.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 36.

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