Daily Practice · Higher

Daily Practice - Higher

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

21st August 1999

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

1
Conditional Probability3 marks
18 students study Spanish and 8 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 7, lower quartile 11, median 20, upper quartile 26 and maximum 29. Work out the interquartile range.
3
Bounds2 marks
A mass is 13.9 kg, correct to 1 decimal place. Write down the lower bound.
4
Inequalities on Graphs3 marks
Does the point (3, 5) satisfy y > 3x - 7?
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 8. Work out y when x = 8.

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