Daily Practice · Higher

Daily Practice - Higher

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

22nd September 2009

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
55 newts are marked and released. Later 96 are caught, of which 8 are marked. Estimate the population.
2
Bounds2 marks
A mass is 28.4 kg, correct to 1 decimal place. Write down the upper bound.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x + 5)(x + 3).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 15 cm and one shorter side of 12 cm. Work out the other shorter side.

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