Daily Practice · Higher

Daily Practice - Higher

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

22nd July 2000

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

1
Conditional Probability3 marks
22 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 12, lower quartile 20, median 23, upper quartile 30 and maximum 34. Work out the interquartile range.
3
Fractional and Negative Indices2 marks
Write 7^-1 as a fraction.
4
Inequalities on Graphs3 marks
Does the point (-4, -2) satisfy y > 4x + 8?
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 252. Work out y when x = 4.

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