Daily Practice · Higher

Daily Practice - Higher

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

21st January 2017

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

1
Changing the Subject of a Formula3 marks
Make x the subject of y = 4x^2 - 9.
2
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 63. Work out y when x = 6.
3
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 122°. Work out angle ADC.
4
Probability Trees3 marks
A bag holds 9 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Box Plots2 marks
A box plot has minimum 6, lower quartile 11, median 16, upper quartile 24 and maximum 34. Work out the interquartile range.

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