Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
3rd January 2023
- 1Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 7. Write y in terms of x.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 8 cm and angle 60°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
10 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Capture Recapture3 marks
30 newts are marked and released. Later 66 are caught, of which 6 are marked. Estimate the population.
- 5Bounds2 marks
A mass is 29.9 kg, correct to 1 decimal place. Write down the lower bound.
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