Daily Practice · Higher

Daily Practice - Higher

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

23rd May 2009

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

1
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 108°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 4 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Box Plots2 marks
A box plot has minimum 8, lower quartile 16, median 22, upper quartile 25 and maximum 30. Work out the interquartile range.
4
Surds2 marks
Write sqrt(18) in the form a sqrt(b), where b is as small as possible.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 3.

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