Daily Practice

Higher

5th December 1987

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

1
Box Plots2 marks
A box plot has minimum 4, lower quartile 7, median 14, upper quartile 24 and maximum 28. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £672 including VAT at 20%. Work out the amount before VAT.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 4.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 24. Work out y when x = 7.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 75°. Work out angle ADC.

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