Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

6th December 2008

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 3 cm, 4 cm and 5 cm. Work out the angle opposite the 3 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 3 red and 6 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Box Plots2 marks
A box plot has minimum 6, lower quartile 14, median 23, upper quartile 27 and maximum 34. Work out the interquartile range.
4
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.9494... as a fraction in its simplest form.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -3x + 5 that passes through (1, -9).

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