Daily Practice · Higher

Daily Practice - Higher

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

2nd December 2017

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
2 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 minimum 6, lower quartile 16, median 19, upper quartile 28 and maximum 37. Work out the interquartile range.
3
Standard Form2 marks
Work out (5 x 10^8) x (6 x 10^-4). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient -2 and passes through (5, -18). Work out its equation.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 180. Work out y when x = 5.

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