Daily Practice · Higher

Daily Practice - Higher

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

13th May 2019

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

1
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 8 cm. Work out the other shorter side.
2
Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 8 in B only, 10 in both and 9 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 52 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Bounds2 marks
A mass is 790 kg, correct to the nearest 10. Write down the lower bound.
5
Expanding Triple Brackets3 marks
Expand and simplify (x - 4)(x - 4)(x + 4).

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