Daily Practice · Higher

Daily Practice - Higher

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

23rd August 2004

5 questions · 13 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, 16 are in A only, 6 in B only, 12 in both and 1 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 220 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Standard Form3 marks
Work out (18 x 10^6) / (3 x 10^4). Give your answer in standard form.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 5)(x + 1)(x - 2).

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