Daily Practice · Higher

Daily Practice - Higher

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

14th October 2006

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

1
Box Plots2 marks
A box plot has minimum 1, lower quartile 11, median 20, upper quartile 22 and maximum 28. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 100^(3/2).
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 4x + 8 that passes through (3, 21).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 112. Work out y when x = 2.
5
SOHCAHTOA (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.

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