Daily Practice - Higher
8th March 1995
- 1Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 5 cm. Work out the other shorter side.
- 2Venn Diagrams3 marks
In a Venn diagram, 6 are in A only, 10 in B only, 3 in both and 7 in neither. Work out the probability a random one is in both.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 6, 8, 3, 4. Write down the cumulative frequency at the end of the third class.
- 4Standard Form2 marks
Work out (5 x 10^4) x (5 x 10^-2). Give your answer in standard form.
- 5Expanding Triple Brackets3 marks
Expand and simplify (x + 2)(x + 2)(x + 3).
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