Daily Practice · Higher

Daily Practice - Higher

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

25th November 2008

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
40 voles are marked and released. Later 42 are caught, of which 6 are marked. Estimate the population.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.2424... as a fraction in its simplest form.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 6x + 1, work out y when x = -4.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 7. Write y in terms of x.

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