Daily Practice

Higher

23rd March 1982

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

1
Conditional Probability3 marks
9 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture3 marks
45 newts are marked and released. Later 15 are caught, of which 3 are marked. Estimate the population.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.333... as a fraction in its simplest form.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 5x - 4, work out y when x = -1.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 7 : 9. Write y in terms of x.

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