Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
12th April 2020
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 15. Work out y when x = 3.
- 2Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -5. Work out the gradient of a line perpendicular to it.
- 3Conditional Probability3 marks
23 students study Spanish and 9 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 10 and a maximum of 28. Work out the range.
- 5The Product Rule for Counting2 marks
A meal deal has 5 mains, 9 sides and 4 drinks. How many different meals are possible?
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