Daily Practice · Higher

Daily Practice - Higher

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

7th September 2007

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

1
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 129°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 4 red and 7 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 fish population of a pond. State one assumption the method relies on.
4
Reverse Percentages3 marks
A bill is £288 including VAT at 20%. Work out the amount before VAT.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 5x^2 - 12.

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