Daily Practice

Higher

8th November 1986

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 20 cm, 21 cm and 29 cm. Work out the angle opposite the 20 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
Box Plots2 marks
A box plot has minimum 8, lower quartile 16, median 22, upper quartile 32 and maximum 35. Work out the interquartile range.
4
Fractional and Negative Indices2 marks
Write 6^-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 (3, -14).

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