Daily Practice · Higher

Daily Practice - Higher

4th June 1991

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

1
Conditional Probability3 marks
27 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture3 marks
55 voles are marked and released. Later 8 are caught, of which 2 are marked. Estimate the population.
3
Standard Form3 marks
Work out (8 x 10^9) / (4 x 10^4). Give your answer in standard form.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 4x - 1, work out y when x = -1.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 5. Write y in terms of x.

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