Daily Practice · Higher

Daily Practice - Higher

7th March 1995

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

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -3. Work out the gradient of a line perpendicular to it.
3
Conditional Probability3 marks
19 students study Spanish and 10 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Capture Recapture3 marks
40 fish are marked and released. Later 64 are caught, of which 8 are marked. Estimate the population.
5
Bounds2 marks
A mass is 13.8 kg, correct to 1 decimal place. Write down the upper bound.

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