Daily Practice · Higher

Daily Practice - Higher

20th November 1993

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

1
Conditional Probability3 marks
17 students study Spanish and 8 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 4, lower quartile 14, median 22, upper quartile 29 and maximum 38. Work out the interquartile range.
3
Standard Form2 marks
Work out (7 x 10^5) x (3 x 10^-4). Give your answer in standard form.
4
Quadratic Formula3 marks
Use the quadratic formula to solve x^2 + 4x + 3 = 0, to 2 decimal places.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 32. Work out y when x = 6.

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