Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
17th January 2001
- 1SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 9 cm, 40 cm and 41 cm. Work out the angle opposite the 9 cm side, to 1 decimal place.
- 2Probability Trees3 marks
A bag holds 7 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 5, 5, 5, 7. Write down the cumulative frequency at the end of the third class.
- 4Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... as a fraction in its simplest form.
- 5Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 3x - 3 that passes through (6, 9).
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