Daily Practice · Higher

Daily Practice - Higher

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

12th September 2020

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

1
Box Plots2 marks
A box plot has minimum 12, lower quartile 18, median 20, upper quartile 29 and maximum 33. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 100^(3/2).
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 11x + 28.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 81. Work out y when x = 7.
5
The Sine Rule3 marks
In triangle ABC, angle A is 47°, angle B is 67° and side a is 16 cm. Use the sine rule to work out side b, to 1 decimal place.

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