Daily Practice · Higher

Daily Practice - Higher

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

25th July 1998

5 questions · 14 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 = 24. Work out y when x = 8.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 10 cm and angle 45°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
12 students study Spanish and 5 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 9, lower quartile 18, median 20, upper quartile 27 and maximum 30. Work out the interquartile range.
5
Fractional and Negative Indices3 marks
Work out 125^(2/3).

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