Daily Practice

Higher

20th September 1959

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

1
Conditional Probability3 marks
18 students study Spanish and 7 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 72. Work out the range.
3
Fractional and Negative Indices2 marks
Write 3^-2 as a fraction.
4
Quadratic Formula3 marks
Use the quadratic formula to solve 4x^2 - 2x - 9 = 0, to 2 decimal places.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 20. Work out y when x = 10.

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