Daily Practice · Higher

Daily Practice - Higher

6th November 1991

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 5 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 6, 11, 7, 6. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices3 marks
Work out 25^(3/2).
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -3x + 9 that passes through (6, -9).

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