Daily Practice · Higher

Daily Practice - Higher

21st September 1991

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 24, upper quartile 32 and maximum 38. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £360 including VAT at 20%. Work out the amount before VAT.
3
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x - 5)(x - 2).
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 16. Work out y when x = 9.
5
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 15 cm and one shorter side of 9 cm. Work out the other shorter side.

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