Daily Practice

Higher

8th May 1988

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

1
Probability Trees3 marks
2 of 9 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 20 and a maximum of 31. Work out the range.
3
Standard Form3 marks
Work out (42 x 10^6) / (6 x 10^4). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 2 and passes through (2, -2). Work out its equation.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 8, y = 20. Work out y when x = 10.

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