Daily Practice · Higher
Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
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4th October 2025
- 1Box Plots2 marks
A box plot has minimum 15, lower quartile 25, median 27, upper quartile 34 and maximum 39. Work out the interquartile range.
- 2Fractional and Negative Indices3 marks
Work out 125^(2/3).
- 3Expanding Triple Brackets3 marks
Expand and simplify (x + 5)(x - 4)(x - 5).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 81. Work out y when x = 9.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 20 cm and one shorter side of 12 cm. Work out the other shorter side.
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