Daily Practice · Higher

Daily Practice - Higher

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

13th March 1999

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

1
Box Plots2 marks
A box plot has minimum 13, lower quartile 20, median 25, upper quartile 29 and maximum 36. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 100^(3/2).
3
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -120/x, work out y when x = 10, and write down the equation of its vertical asymptote.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 72. Work out y when x = 2.
5
Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 136 cm^3. Work out the volume of the smaller.

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