Daily Practice

Higher

6th March 1954

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 112. Work out y when x = 3.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -3. Work out the gradient of a line perpendicular to it.
3
Conditional Probability3 marks
25 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Box Plots2 marks
A box plot has minimum 7, lower quartile 12, median 20, upper quartile 24 and maximum 32. Work out the interquartile range.
5
Fractional and Negative Indices2 marks
Write 4^-2 as a fraction.

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