Daily Practice

Higher

22nd July 1984

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
9 students study Spanish and 5 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 a minimum of 13 and a maximum of 24. Work out the range.
3
Standard Form3 marks
Work out (28 x 10^12) / (7 x 10^3). Give your answer in standard form.
4
Quadratic Formula3 marks
Use the quadratic formula to solve x^2 - 7x + 8 = 0, to 2 decimal places.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 8, y = 15. Work out y when x = 5.

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