Daily Practice · Higher

Daily Practice - Higher

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

13th January 2018

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

1
Conditional Probability3 marks
8 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Box Plots2 marks
A box plot has minimum 14, lower quartile 24, median 27, upper quartile 31 and maximum 38. Work out the interquartile range.
3
Surds2 marks
Write sqrt(45) in the form a sqrt(b), where b is as small as possible.
4
Inequalities on Graphs3 marks
Does the point (1, -16) satisfy y > -x - 8?
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 108. Work out y when x = 3.

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