Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

3rd August 2008

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

1
Probability Trees3 marks
3 of 6 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 37. Work out the range.
3
Standard Form3 marks
Work out (24 x 10^12) / (4 x 10^3). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 2 and passes through (1, -5). Work out its equation.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 60. Work out y when x = 12.

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