Daily Practice

Higher

6th March 1976

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
18 students study Spanish and 4 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 7, lower quartile 15, median 20, upper quartile 23 and maximum 31. Work out the interquartile range.
3
Standard Form2 marks
Work out (9 x 10^6) x (8 x 10^-3). Give your answer in standard form.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 3x - 9, work out y when x = 1.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 16. Work out y when x = 7.

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