Daily Practice · Higher

Daily Practice - Higher

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

4th December 2010

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

1
Box Plots2 marks
A box plot has minimum 9, lower quartile 19, median 27, upper quartile 31 and maximum 39. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 6x^2 - 7.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 75. Work out y when x = 2.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 71°. Work out angle ADC.

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