Daily Practice

Higher

19th May 1987

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

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 10 cm, 24 cm and 26 cm. Work out the angle opposite the 10 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 3 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture3 marks
30 newts are marked and released. Later 108 are caught, of which 9 are marked. Estimate the population.
4
Bounds2 marks
A mass is 80 kg, correct to the nearest 10. Write down the lower bound.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 3x + 8 that passes through (2, 18).

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