Daily Practice · Higher

Daily Practice - Higher

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

3rd October 2015

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

1
Box Plots2 marks
A box plot has minimum 4, lower quartile 13, median 23, upper quartile 31 and maximum 36. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £72 including VAT at 20%. Work out the amount before VAT.
3
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -12/x, work out y when x = -4, 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 = 5, y = 175. Work out y when x = 8.
5
Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 4. The larger has a volume of 1408 cm^3. Work out the volume of the smaller.

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