Daily Practice

Higher

19th April 1988

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

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 8 cm, 15 cm and 17 cm. Work out the angle opposite the 8 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 3 red and 7 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture3 marks
30 fish are marked and released. Later 12 are caught, of which 4 are marked. Estimate the population.
4
Fractional and Negative Indices2 marks
Write 8^-1 as a fraction.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = x - 7 that passes through (3, 5).

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