Daily Practice

Higher

9th April 1990

5 questions · 13 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 8 red and 4 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 96 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Bounds2 marks
A mass is 65 kg, correct to the nearest whole number. Write down the lower bound.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x + 5 that passes through (2, -6).

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