Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

20th September 2014

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

1
Box Plots2 marks
A box plot has minimum 5, lower quartile 10, median 18, upper quartile 20 and maximum 24. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x + 2)(x + 3)(x + 1).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 64. Work out y when x = 7.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 9 cm. Work out the other shorter side.

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