Daily Practice

Higher

2nd July 1974

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 7 cm, 24 cm and 25 cm. Work out the angle opposite the 7 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 10 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture3 marks
20 fish are marked and released. Later 48 are caught, of which 4 are marked. Estimate the population.
4
Fractional and Negative Indices3 marks
Work out 100^(3/2).
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x + 3 that passes through (4, -15).

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