Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

20th April 2005

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 7 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 10 are in A only, 12 in B only, 6 in both and 6 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 3, 9, 10. Write down the cumulative frequency at the end of the third class.
4
Standard Form2 marks
Work out (4 x 10^8) x (2 x 10^-4). Give your answer in standard form.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x + 5)(x + 2).

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