Daily Practice · Higher
Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
- 1Capture Recapture3 marks
10 fish are marked and released. Later 99 are caught, of which 9 are marked. Estimate the population.
- 2Standard Form3 marks
Work out (63 x 10^11) / (9 x 10^3). Give your answer in standard form.
- 3Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x - 4)(x + 3).
- 4Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 40 cm. Work out the other shorter side.
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