Daily Practice · Higher

Daily Practice - Higher

22nd August 1995

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 = 2 : 5. Write y in terms of x.
2
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 19 cm^2. Work out the area of the larger.
3
Conditional Probability3 marks
31 students study Spanish and 12 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Capture Recapture3 marks
40 voles are marked and released. Later 12 are caught, of which 2 are marked. Estimate the population.
5
Standard Form3 marks
Work out (72 x 10^6) / (9 x 10^3). Give your answer in standard form.

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