Daily Practice · Higher

Daily Practice - Higher

22nd September 1993

5 questions · 11 marks · Grades 6-7 · 61 question types in this band

1
Cumulative Frequency2 marks
Four classes in order have frequencies 11, 11, 8, 12. Write down the cumulative frequency at the end of the third class.
2
The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 3 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Expanding and Factorising Quadratics2 marks
Factorise x^2 - 49.
4
Speed and Density2 marks
A block has volume 120 cm^3 and density 7.5 g/cm^3. Work out its mass.
5
Circle Theorems2 marks
A, B and C are points on a circle with centre O. Angle AOC is 158°. Work out angle ABC, where B is on the major arc.

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