Daily Practice
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13th June 1971
- 1Conditional Probability3 marks
20 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Box Plots2 marks
A box plot has a minimum of 13 and a maximum of 68. Work out the range.
- 3Bounds2 marks
A mass is 11.9 kg, correct to 1 decimal place. Write down the lower bound.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 4x + 8, work out y when x = 5.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 15. Work out y when x = 5.
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