Daily Practice · Higher

Daily Practice - Higher

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

4th March 2003

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

1
Capture Recapture3 marks
25 beetles are marked and released. Later 72 are caught, of which 9 are marked. Estimate the population.
2
Fractional and Negative Indices3 marks
Work out 81^(3/2).
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 5.
4
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 7. Write y in terms of x.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 76°. Work out angle ADC.

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