Daily Practice · Higher

Daily Practice - Higher

18th August 1996

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 11 and a maximum of 45. Work out the range.
3
Reverse Percentages3 marks
A bill is £288 including VAT at 20%. Work out the amount before VAT.
4
Equation of a Line3 marks
A line has gradient -1 and passes through (6, -11). Work out its equation.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 72. Work out y when x = 12.

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