Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
4th March 2023
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 324. Work out y when x = 4.
- 2Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -2. Work out the gradient of a line perpendicular to it.
- 3Conditional Probability3 marks
10 students study Spanish and 5 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 18, median 25, upper quartile 27 and maximum 36. Work out the interquartile range.
- 5The Product Rule for Counting2 marks
A meal deal has 3 mains, 3 sides and 4 drinks. How many different meals are possible?
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