Daily Practice · Higher

Daily Practice - Higher

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

4th March 2006

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

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 7 cm, 24 cm and 25 cm. Work out the angle opposite the 7 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 3 red and 8 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 9, median 11, upper quartile 13 and maximum 18. Work out the interquartile range.
4
Bounds2 marks
A mass is 40 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 = -3x + 1 that passes through (6, -9).

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