Daily Practice · Higher

Daily Practice - Higher

10th December 1994

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

1
Box Plots2 marks
A box plot has minimum 12, lower quartile 17, median 21, upper quartile 29 and maximum 31. Work out the interquartile range.
2
Standard Form2 marks
Work out (4 x 10^5) x (2 x 10^-5). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 4x - 45.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 20. Work out y when x = 7.
5
The Sine Rule3 marks
In triangle ABC, angle A is 80°, angle B is 37° and side a is 17 cm. Use the sine rule to work out side b, to 1 decimal place.

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