Daily Practice

Higher

20th October 1990

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 26, upper quartile 32 and maximum 41. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.1111... as a fraction in its simplest form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x + 4)(x + 3).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 175. Work out y when x = 6.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 15 cm. Work out the other shorter side.

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