Daily Practice

Higher

11th March 1990

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

1
Probability Trees3 marks
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Box Plots2 marks
A box plot has a minimum of 12 and a maximum of 65. Work out the range.
3
Fractional and Negative Indices3 marks
Work out 125^(2/3).
4
Equation of a Line3 marks
A line has gradient -2 and passes through (5, -13). Work out its equation.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 9, y = 8. Work out y when x = 4.

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