Daily Practice · Higher

Daily Practice - Higher

9th March 1996

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
12 students study Spanish and 3 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 12, lower quartile 19, median 21, upper quartile 28 and maximum 37. Work out the interquartile range.
3
The Product Rule for Counting2 marks
A meal deal has 9 mains, 7 sides and 2 drinks. How many different meals are possible?
4
Solving Quadratics3 marks
Solve x^2 - 3x - 4 = 0.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 144. Work out y when x = 8.

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