Daily Practice · Higher

Daily Practice - Higher

12th March 1997

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

1
Surds2 marks
Write sqrt(27) in the form a sqrt(b), where b is as small as possible.
2
Solving Quadratics3 marks
Solve x^2 - 6x + 5 = 0.
3
Speed and Density2 marks
A block has volume 75 cm^3 and density 3 g/cm^3. Work out its mass.
4
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -4. Work out the gradient of a line perpendicular to it.
5
Conditional Probability3 marks
22 students study Spanish and 4 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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