Daily Practice
Higher
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12th August 1990
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 6, y = 12. Work out y when x = 12.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because both have a right angle, the same hypotenuse length and one equal leg. Which congruence condition is this?
- 3Conditional Probability3 marks
9 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has a minimum of 9 and a maximum of 36. Work out the range.
- 5Fractional and Negative Indices3 marks
Work out 216^(2/3).
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