Daily Practice · Higher

Daily Practice - Higher

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

31st July 2013

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 3 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 5 are in A only, 10 in B only, 10 in both and 9 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 9, 8, 7, 3. Write down the cumulative frequency at the end of the third class.
4
Bounds2 marks
A mass is 16.2 kg, correct to 1 decimal place. Write down the upper bound.
5
Expanding Triple Brackets3 marks
Expand and simplify (x + 5)(x + 4)(x + 1).

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