Daily Practice · Higher

Daily Practice - Higher

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

22nd February 2015

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

1
Conditional Probability3 marks
14 students study Spanish and 6 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 a minimum of 2 and a maximum of 36. Work out the range.
3
Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.
4
Inequalities on Graphs3 marks
Does the point (2, -11) satisfy y > -3x - 3?
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 24. Work out y when x = 12.

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