Daily Practice · Higher

Daily Practice - Higher

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

10th July 2010

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

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 16. Work out y when x = 9.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 12 cm and angle 60°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
13 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Box Plots2 marks
A box plot has minimum 3, lower quartile 8, median 16, upper quartile 24 and maximum 26. Work out the interquartile range.
5
The Product Rule for Counting2 marks
A meal deal has 7 mains, 5 sides and 3 drinks. How many different meals are possible?

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