Daily Practice · Higher

Daily Practice - Higher

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

12th March 2013

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

1
Reverse Percentages3 marks
A bill is £912 including VAT at 20%. Work out the amount before VAT.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 5x + 9, work out y when x = -2.
3
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 9. Write y in terms of x.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 6 cm and angle 30°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
15 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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