Daily Practice · Higher

Daily Practice - Higher

10th December 1996

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
13 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture3 marks
30 voles are marked and released. Later 25 are caught, of which 5 are marked. Estimate the population.
3
Fractional and Negative Indices2 marks
Write 4^-1 as a fraction.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 7x + 3, work out y when x = -3.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 7. Write y in terms of x.

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