Daily Practice

Higher

12th June 1987

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 124°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 7 red and 2 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
Reverse Percentages3 marks
A bill is £48 including VAT at 20%. Work out the amount before VAT.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 2x^2 - 6.

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