Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
10th February 2018
- 1Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 175. Work out y when x = 3.
- 2Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 13 cm^2. Work out the area of the larger.
- 3Conditional Probability3 marks
28 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 minimum 4, lower quartile 14, median 19, upper quartile 28 and maximum 37. Work out the interquartile range.
- 5The Product Rule for Counting2 marks
A meal deal has 6 mains, 9 sides and 3 drinks. How many different meals are possible?
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