Daily Practice

Higher

5th January 1984

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 29 cm and one shorter side of 20 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 4 are in A only, 18 in B only, 12 in both and 3 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 10 units wide and contains 25 values. Work out the frequency density.
4
Reverse Percentages3 marks
A bill is £768 including VAT at 20%. Work out the amount before VAT.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 2)(x + 1)(x - 2).

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