Daily Practice

Higher

9th October 1979

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 6. Write y in terms of x.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 13 cm and angle 240°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
23 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
40 fish are marked and released. Later 27 are caught, of which 3 are marked. Estimate the population.
5
Fractional and Negative Indices3 marks
Work out 27^(2/3).

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