Daily Practice · Higher

Daily Practice - Higher

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

16th October 2001

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

1
Capture Recapture3 marks
25 beetles are marked and released. Later 60 are caught, of which 5 are marked. Estimate the population.
2
Fractional and Negative Indices2 marks
Write 5^-2 as a fraction.
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -3x - 6 that passes through (3, -14).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 3. Write y in terms of x.
5
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 9 cm, 40 cm and 41 cm. Work out the angle opposite the 9 cm side, to 1 decimal place.

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