Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th November 2011
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 324. Work out y when x = 2.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because two pairs of angles and a matching side are equal. Which congruence condition is this?
- 3Conditional Probability3 marks
7 students study Spanish and 3 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 7, lower quartile 16, median 22, upper quartile 29 and maximum 37. Work out the interquartile range.
- 5Standard Form3 marks
Work out (72 x 10^8) / (9 x 10^5). Give your answer in standard form.
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