Daily Practice · Higher

Daily Practice - Higher

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

8th October 2002

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

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 5. Write y in terms of x.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 10 cm and angle 240°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
22 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Capture Recapture3 marks
45 voles are marked and released. Later 10 are caught, of which 2 are marked. Estimate the population.
5
Bounds2 marks
A mass is 710 kg, correct to the nearest 10. Write down the lower bound.

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