Daily Practice · Higher

Daily Practice - Higher

25th February 1997

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 15 cm and one shorter side of 9 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 3 are in A only, 3 in B only, 10 in both and 4 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
60 voles are marked and released. Later 54 are caught, of which 9 are marked. Estimate the population.
4
Fractional and Negative Indices2 marks
Write 6^-1 as a fraction.
5
Expanding Triple Brackets3 marks
Expand and simplify (x + 4)(x + 4)(x + 1).

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