Daily Practice · Higher

Daily Practice - Higher

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

24th August 2005

5 questions · 13 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 4 red and 5 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 8, 10, 12. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices2 marks
Write 3^-2 as a fraction.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -2x - 9 that passes through (2, -5).

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