Daily Practice · Higher

Daily Practice - Higher

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

1st March 2008

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 21, upper quartile 26 and maximum 33. Work out the interquartile range.
2
Reverse Percentages3 marks
A bill is £816 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 - 10.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 64. Work out y when x = 2.
5
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 55°. Work out angle ADC.

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