Daily Practice · Higher

Daily Practice - Higher

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

14th February 2014

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 112°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 9 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture2 marks
A capture-recapture estimate is made of the newt population of a stream. State one assumption the method relies on.
4
Bounds2 marks
A mass is 29 kg, correct to the nearest whole number. Write down the lower bound.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 4x^2 - 4.

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