Daily Practice · Higher

Daily Practice - Higher

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

4th September 2007

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

1
Surds2 marks
Write sqrt(48) in the form a sqrt(b), where b is as small as possible.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 6x - 12, work out y when x = 2.
3
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 5. Write y in terms of x.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 15 cm and angle 60°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
29 students study Spanish and 12 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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