Daily Practice

Higher

11th April 1976

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

1
Conditional Probability3 marks
16 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 a minimum of 9 and a maximum of 37. Work out the range.
3
Fractional and Negative Indices3 marks
Work out 100^(3/2).
4
Quadratic Formula3 marks
Work out the discriminant of 3x^2 - 5x + 4 = 0 and say how many real solutions it has.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 2. Work out y when x = 2.

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