Daily Practice

Higher

21st January 1990

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 5 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 12 in B only, 12 in both and 4 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has a minimum of 18 and a maximum of 55. Work out the range.
4
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x + 1)(x - 2).

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