Daily Practice · Higher

Daily Practice - Higher

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

8th March 2004

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
The Sine Rule3 marks
In triangle ABC, angle A is 40°, angle B is 73° and side a is 18 cm. Use the sine rule to work out side b, to 1 decimal place.
2
Venn Diagrams3 marks
In a Venn diagram, 13 are in A only, 16 in B only, 5 in both and 5 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 180 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Bounds2 marks
A mass is 19 kg, correct to the nearest whole number. Write down the upper bound.
5
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 12x + 32.

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