Daily Practice · Higher

Daily Practice - Higher

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

10th June 2008

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

1
Conditional Probability3 marks
22 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
15 voles are marked and released. Later 36 are caught, of which 6 are marked. Estimate the population.
3
Fractional and Negative Indices3 marks
Work out 49^(3/2).
4
Inequalities on Graphs3 marks
Does the point (1, -7) satisfy y > 2x - 8?
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.

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