Daily Practice · Higher

Daily Practice - Higher

14th March 1992

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

1
Standard Form2 marks
Work out (3 x 10^3) x (7 x 10^2). Give your answer in standard form.
2
Solving Quadratics3 marks
Solve x^2 + 11x + 30 = 0.
3
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 36. Work out y when x = 9.
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
19 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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