Daily Practice · Higher

Daily Practice - Higher

12th December 1992

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 20 cm and one shorter side of 16 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 15 are in A only, 13 in B only, 8 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 10, lower quartile 12, median 16, upper quartile 23 and maximum 28. Work out the interquartile 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 - 2)(x + 1)(x + 3).

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