Daily Practice · Higher

Daily Practice - Higher

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

28th November 2005

5 questions · 14 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 4 red and 7 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 84 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Standard Form3 marks
Work out (21 x 10^11) / (3 x 10^2). Give your answer in standard form.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -2x - 7 that passes through (1, -1).

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