Daily Practice · Higher

Daily Practice - Higher

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

9th October 2007

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Capture Recapture3 marks
20 voles are marked and released. Later 80 are caught, of which 8 are marked. Estimate the population.
2
Standard Form2 marks
Work out (5 x 10^3) x (5 x 10^-6). Give your answer in standard form.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 9.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 118°. Work out angle ADC.

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