Daily Practice · Higher

Daily Practice - Higher

1st February 1997

5 questions · 14 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 36° and side a is 18 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 15 are in A only, 18 in B only, 4 in both and 6 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 14, lower quartile 17, median 20, upper quartile 25 and maximum 32. Work out the interquartile range.
4
Fractional and Negative Indices3 marks
Work out 100^(3/2).
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 1.

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