Daily Practice

Higher

18th May 1963

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 = 5, y = 150. Work out y when x = 3.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 5. Work out the gradient of a line perpendicular to it.
3
Conditional Probability3 marks
13 students study Spanish and 5 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 4, lower quartile 14, median 18, upper quartile 27 and maximum 37. Work out the interquartile range.
5
Bounds2 marks
A mass is 16 kg, correct to the nearest whole number. Write down the lower bound.

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