Daily Practice · Higher

Daily Practice - Higher

10th February 1996

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

1
Surds2 marks
Write sqrt(20) in the form a sqrt(b), where b is as small as possible.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 2x - 5, work out y when x = -3.
3
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 36. Work out y when x = 8.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 6 cm and angle 300°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
23 students study Spanish and 8 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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