Daily Practice

Higher

16th August 1952

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

1
Box Plots2 marks
A box plot has minimum 8, lower quartile 11, median 21, upper quartile 24 and maximum 31. Work out the interquartile range.
2
Bounds2 marks
A mass is 61 kg, correct to the nearest whole number. Write down the upper bound.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 4x - 12.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 36. Work out y when x = 9.
5
The Sine Rule3 marks
In triangle ABC, angle A is 65°, angle B is 58° and side a is 12 cm. Use the sine rule to work out side b, to 1 decimal place.

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