Daily Practice

Higher

23rd January 1982

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 15, median 23, upper quartile 31 and maximum 34. Work out the interquartile range.
2
The Product Rule for Counting2 marks
A meal deal has 7 mains, 4 sides and 6 drinks. How many different meals are possible?
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 13x + 36.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 96. Work out y when x = 7.
5
The Sine Rule3 marks
In triangle ABC, angle A is 32°, angle B is 41° and side a is 12 cm. Use the sine rule to work out side b, to 1 decimal place.

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