Daily Practice · Higher

Daily Practice - Higher

29th May 1992

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 Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
3
Bounds2 marks
A mass is 720 kg, correct to the nearest 10. Write down the lower bound.
4
Inequalities on Graphs3 marks
Does the point (-2, 7) satisfy y > 3x + 6?
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 9, y = 81. Work out y when x = 12.

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