Daily Practice · Higher

Daily Practice - Higher

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

28th May 2005

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

1
Box Plots2 marks
A box plot has minimum 9, lower quartile 13, median 19, upper quartile 22 and maximum 25. Work out the interquartile range.
2
Fractional and Negative Indices2 marks
Write 4^-3 as a fraction.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 9.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 252. Work out y when x = 9.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 60°. Work out angle ADC.

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