Daily Practice · Higher

Daily Practice - Higher

24th October 1992

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 = 2, y = 32. Work out y when x = 4.
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
13 students study Spanish and 9 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 8, lower quartile 10, median 19, upper quartile 29 and maximum 34. Work out the interquartile range.
5
The Product Rule for Counting2 marks
A meal deal has 9 mains, 7 sides and 2 drinks. How many different meals are possible?

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