Daily Practice

Higher

24th February 1962

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
22 students study Spanish and 10 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 15, lower quartile 18, median 20, upper quartile 22 and maximum 25. Work out the interquartile range.
3
Standard Form3 marks
Work out (28 x 10^12) / (7 x 10^3). Give your answer in standard form.
4
Solving Quadratics3 marks
Solve x^2 - 3x - 40 = 0.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 144. Work out y when x = 2.

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