Daily Practice

Higher

24th September 1966

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
The Sine Rule3 marks
In triangle ABC, angle A is 69°, angle B is 65° and side a is 8 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 10 are in A only, 17 in B only, 2 in both and 9 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 11, lower quartile 15, median 18, upper quartile 22 and maximum 28. Work out the interquartile range.
4
Fractional and Negative Indices3 marks
Work out 36^(3/2).
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 10x + 16.

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