Daily Practice · Higher
Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
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22nd September 2002
- 1Conditional Probability3 marks
12 students study Spanish and 4 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 20 and a maximum of 65. Work out the range.
- 3Fractional and Negative Indices2 marks
Write 5^-1 as a fraction.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 3x - 2, work out y when x = -2.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 60. Work out y when x = 10.
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