Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th January 2005
- 1Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 114°. Work out angle ABC, where B is on the major arc.
- 2Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 5 in B only, 4 in both and 1 in neither. Work out the probability a random one is in both.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 12, 10, 12, 5. Write down the cumulative frequency at the end of the third class.
- 4The Product Rule for Counting2 marks
A meal deal has 3 mains, 3 sides and 2 drinks. How many different meals are possible?
- 5Expanding and Factorising Quadratics2 marks
Factorise x^2 - 4.
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