Daily Practice · Higher

Daily Practice - Higher

6th January 1996

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

1
Expanding Triple Brackets3 marks
Expand and simplify (x - 1)(x - 4)(x - 1).
2
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 128. Work out y when x = 7.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 12 cm. Work out the other shorter side.
4
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 4 in B only, 3 in both and 3 in neither. Work out the probability a random one is in both.
5
Box Plots2 marks
A box plot has minimum 11, lower quartile 16, median 24, upper quartile 29 and maximum 34. Work out the interquartile range.

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