Daily Practice

Higher

22nd October 1977

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

1
Box Plots2 marks
A box plot has minimum 3, lower quartile 13, median 15, upper quartile 18 and maximum 22. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £264 including VAT at 20%. Work out the amount before VAT.
3
Changing the Subject of a Formula3 marks
Make x the subject of y = 5x^2 - 12.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 54. Work out y when x = 9.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 93°. Work out angle ADC.

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