Daily Practice · Higher

Daily Practice - Higher

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

15th January 2011

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 19, median 25, upper quartile 33 and maximum 38. Work out the interquartile range.
2
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.5050... as a fraction in its simplest form.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 2)(x - 5)(x - 5).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 18. Work out y when x = 8.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 4 cm. Work out the other shorter side.

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