Daily Practice

Higher

6th July 1986

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

1
Probability Trees3 marks
5 of 10 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 2 and a maximum of 32. Work out the range.
3
Reverse Percentages3 marks
A bill is £360 including VAT at 20%. Work out the amount before VAT.
4
Equation of a Line3 marks
A line has gradient 4 and passes through (5, 23). Work out its equation.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 36. Work out y when x = 12.

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