Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
13th December 2025
- 1Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 108°. Work out angle ADC.
- 2Probability Trees3 marks
A bag holds 7 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has minimum 11, lower quartile 15, median 25, upper quartile 32 and maximum 36. Work out the interquartile range.
- 4The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
- 5Changing the Subject of a Formula3 marks
Make x the subject of y = 8x^2 - 3.
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