Daily Practice · Higher

Daily Practice - Higher

29th June 1996

5 questions · 13 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 = 200. Work out y when x = 7.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -4. Work out the gradient of a line perpendicular to it.
3
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.
4
Box Plots2 marks
A box plot has minimum 15, lower quartile 21, median 23, upper quartile 26 and maximum 33. Work out the interquartile range.
5
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.8888... as a fraction in its simplest form.

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