Daily Practice

Higher

7th December 1985

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

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 5 cm, 12 cm and 13 cm. Work out the angle opposite the 5 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 9 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Box Plots2 marks
A box plot has minimum 7, lower quartile 11, median 18, upper quartile 25 and maximum 28. Work out the interquartile range.
4
Bounds2 marks
A mass is 440 kg, correct to the nearest 10. Write down the upper bound.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x + 7 that passes through (2, -4).

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