Daily Practice · Higher

Daily Practice - Higher

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

19th October 2013

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

1
Box Plots2 marks
A box plot has minimum 3, lower quartile 13, median 19, upper quartile 22 and maximum 25. Work out the interquartile range.
2
Standard Form3 marks
Work out (15 x 10^7) / (3 x 10^2). Give your answer in standard form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 1)(x - 3)(x + 3).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 125. Work out y when x = 3.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 8 cm. Work out the other shorter side.

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