Daily Practice · Higher

Daily Practice - Higher

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

15th January 2005

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 4, lower quartile 14, median 20, upper quartile 23 and maximum 30. Work out the interquartile range.
3
The Product Rule for Counting2 marks
A meal deal has 5 mains, 9 sides and 2 drinks. How many different meals are possible?
4
Equation of a Line3 marks
A line has gradient 4 and passes through (1, 5). Work out its equation.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 32. Work out y when x = 3.

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