Daily Practice

Higher

21st May 1955

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

1
Box Plots2 marks
A box plot has minimum 2, lower quartile 4, median 14, upper quartile 24 and maximum 28. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.4545... as a fraction in its simplest form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 11x + 24.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 175. Work out y when x = 4.
5
The Sine Rule3 marks
In triangle ABC, angle A is 76°, angle B is 36° and side a is 9 cm. Use the sine rule to work out side b, to 1 decimal place.

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