Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
9th April 2000
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 30. Work out y when x = 6.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 5 cm and angle 90°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
16 students study Spanish and 10 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 12 and a maximum of 52. Work out the range.
- 5Standard Form2 marks
Work out (9 x 10^3) x (6 x 10^-4). Give your answer in standard form.
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