Daily Practice

Higher

22nd August 1970

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 110°. Work out angle ABC, where B is on the major arc.
2
Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 8 in B only, 11 in both and 8 in neither. Work out the probability a random one is in both.
3
Box Plots2 marks
A box plot has minimum 9, lower quartile 11, median 17, upper quartile 22 and maximum 24. Work out the interquartile range.
4
Reverse Percentages3 marks
A bill is £552 including VAT at 20%. Work out the amount before VAT.
5
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 121.

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