Daily Practice · Higher

Daily Practice - Higher

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

16th March 2019

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

1
Box Plots2 marks
A box plot has minimum 1, lower quartile 6, median 9, upper quartile 14 and maximum 20. Work out the interquartile range.
2
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 4 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 6.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 32. Work out y when x = 3.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 52°. Work out angle ADC.

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