Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

29th December 2007

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 20. Work out y when x = 6.
2
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 12 cm^2. Work out the area of the larger.
3
Conditional Probability3 marks
19 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Box Plots2 marks
A box plot has minimum 10, lower quartile 14, median 19, upper quartile 26 and maximum 28. Work out the interquartile range.
5
The Product Rule for Counting2 marks
A meal deal has 4 mains, 6 sides and 5 drinks. How many different meals are possible?

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