Daily Practice

Higher

31st August 1965

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

1
Conditional Probability3 marks
29 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture3 marks
55 beetles are marked and released. Later 24 are caught, of which 4 are marked. Estimate the population.
3
Bounds2 marks
A mass is 40 kg, correct to the nearest 10. Write down the upper bound.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 7x + 4, work out y when x = 2.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 7. Write y in terms of x.

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