Daily Practice

Higher

23rd January 1985

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 40 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 3 in B only, 4 in both and 7 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 5, 3, 9, 12. Write down the cumulative frequency at the end of the third class.
4
Standard Form2 marks
Work out (8 x 10^4) x (6 x 10^6). Give your answer in standard form.
5
Expanding Triple Brackets3 marks
Expand and simplify (x + 1)(x - 1)(x - 3).

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