Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

10th April 2007

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 24 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 7 in B only, 7 in both and 1 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
25 beetles are marked and released. Later 70 are caught, of which 7 are marked. Estimate the population.
4
Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 5)(x - 5)(x - 2).

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