Daily Practice

Higher

21st December 1972

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 6 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 14 in B only, 12 in both and 9 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 4 units wide and contains 6 values. Work out the frequency density.
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.6969... as a fraction in its simplest form.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 1)(x + 4)(x + 1).

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