Daily Practice · Higher

Daily Practice - Higher

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

4th October 2019

5 questions · 12 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 7 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 18 are in A only, 18 in B only, 3 in both and 9 in neither. Work out the probability a random one is in both.
3
Capture Recapture2 marks
A capture-recapture estimate is made of the fish population of a pond. State one assumption the method relies on.
4
Standard Form2 marks
Work out (7 x 10^7) x (7 x 10^-4). Give your answer in standard form.
5
Expanding Triple Brackets3 marks
Expand and simplify (x + 1)(x - 1)(x + 2).

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