Daily Practice · Higher

Daily Practice - Higher

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

12th March 2009

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 3 cm, 4 cm and 5 cm. Work out the angle opposite the 3 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 6 red and 6 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Histograms2 marks
A histogram class is 10 units wide and contains 15 values. Work out the frequency density.
4
Fractional and Negative Indices3 marks
Work out 81^(3/2).
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -x - 8 that passes through (4, -10).

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