Daily Practice · Higher

Daily Practice - Higher

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

9th September 2010

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 29 cm and one shorter side of 21 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 14 are in A only, 11 in B only, 12 in both and 4 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 20 units wide and contains 60 values. Work out the frequency density.
4
Bounds2 marks
A mass is 690 kg, correct to the nearest 10. Write down the upper bound.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 5)(x - 4)(x - 3).

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