Daily Practice · Higher

Daily Practice - Higher

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

28th February 1998

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 12, lower quartile 19, median 24, upper quartile 30 and maximum 34. Work out the interquartile range.
2
Bounds2 marks
A mass is 8.7 kg, correct to 1 decimal place. Write down the lower bound.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 1)(x - 2)(x - 4).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 48. Work out y when x = 8.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 9 cm. Work out the other shorter side.

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