Daily Practice

Higher

1st May 1971

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 66°, angle B is 48° 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, 3 are in A only, 18 in B only, 2 in both and 4 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 9, lower quartile 15, median 19, upper quartile 28 and maximum 35. Work out the interquartile range.
4
Standard Form2 marks
Work out (6 x 10^3) x (7 x 10^5). Give your answer in standard form.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 16x + 63.

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