Daily Practice

Higher

25th January 1986

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

1
Conditional Probability3 marks
7 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 9, lower quartile 12, median 16, upper quartile 22 and maximum 28. Work out the interquartile range.
3
The Product Rule for Counting2 marks
A meal deal has 6 mains, 4 sides and 2 drinks. How many different meals are possible?
4
Solving Quadratics3 marks
Solve x^2 - 12x + 32 = 0.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 50. Work out y when x = 7.

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