Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
15th March 2014
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 36. Work out y when x = 7.
- 2Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 3 cm and angle 60°. Work out its area, to 1 decimal place.
- 3Conditional Probability3 marks
29 students study Spanish and 12 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 minimum 11, lower quartile 13, median 17, upper quartile 25 and maximum 32. Work out the interquartile range.
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.1414... as a fraction in its simplest form.
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