Daily Practice

Higher

16th May 1989

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

1
Capture Recapture3 marks
10 fish are marked and released. Later 18 are caught, of which 6 are marked. Estimate the population.
2
Reverse Percentages3 marks
A bill is £144 including VAT at 20%. Work out the amount before VAT.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 3x^2 - 11.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 81°. Work out angle ADC.

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