Daily Practice · Higher

Daily Practice - Higher

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

10th February 2001

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 71°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 9 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Box Plots2 marks
A box plot has minimum 3, lower quartile 11, median 17, upper quartile 27 and maximum 34. Work out the interquartile range.
4
Bounds2 marks
A mass is 420 kg, correct to the nearest 10. Write down the lower bound.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 2x^2 - 10.

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