Daily Practice

Higher

23rd February 1988

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 = 2x^2 - 4.
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 7 : 9. Write y in terms of x.
3
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 92°. Work out angle ADC.
4
Probability Trees3 marks
A bag holds 5 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
5
Capture Recapture3 marks
15 fish are marked and released. Later 40 are caught, of which 4 are marked. Estimate the population.

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