Daily Practice · Higher

Daily Practice - Higher

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

11th August 2009

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

1
Capture Recapture3 marks
50 fish are marked and released. Later 30 are caught, of which 3 are marked. Estimate the population.
2
Reverse Percentages3 marks
A bill is £600 including VAT at 20%. Work out the amount before VAT.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 7.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 9. Write y in terms of x.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 75°. Work out angle ADC.

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