Daily Practice

Higher

13th September 1986

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 = 7x^2 - 12.
2
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 12. Work out y when x = 9.
3
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 76°. Work out angle ADC.
4
Probability Trees3 marks
A bag holds 8 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Box Plots2 marks
A box plot has minimum 11, lower quartile 16, median 21, upper quartile 29 and maximum 32. Work out the interquartile range.

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