Daily Practice · Higher

Daily Practice - Higher

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

15th June 2005

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

1
Cumulative Frequency2 marks
Four classes in order have frequencies 3, 3, 7, 12. Write down the cumulative frequency at the end of the third class.
2
Reverse Percentages3 marks
A bill is £72 including VAT at 20%. Work out the amount before VAT.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 9x + 20.
4
Speed and Density2 marks
A block has volume 195 cm^3 and density 2.5 g/cm^3. Work out its mass.
5
The Sine Rule3 marks
In triangle ABC, angle A is 33°, angle B is 71° and side a is 6 cm. Use the sine rule to work out side b, to 1 decimal place.

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