Daily Practice · Higher

Daily Practice - Higher

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

28th December 2010

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

1
Capture Recapture3 marks
40 voles are marked and released. Later 32 are caught, of which 8 are marked. Estimate the population.
2
Bounds2 marks
A mass is 22 kg, correct to the nearest whole number. Write down the lower bound.
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -5x + 7 that passes through (6, -27).
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 7 : 9. Write y in terms of x.
5
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 5 cm, 12 cm and 13 cm. Work out the angle opposite the 5 cm side, to 1 decimal place.

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