Daily Practice

Higher

25th August 1990

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

1
The Sine Rule3 marks
In triangle ABC, angle A is 36°, angle B is 59° and side a is 17 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 6 are in A only, 18 in B only, 3 in both and 3 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 7, lower quartile 17, median 21, upper quartile 29 and maximum 32. Work out the interquartile range.
4
Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 4x - 32.

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