Higher
4th October 1957
- 1Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 16. Work out y when x = 2.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because two angles and a corresponding side outside them are equal. Which congruence condition is this?
- 3Conditional Probability3 marks
11 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Capture Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
- 5The Product Rule for Counting2 marks
A meal deal has 9 mains, 5 sides and 2 drinks. How many different meals are possible?
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