Daily Practice · Higher

Daily Practice - Higher

2nd April 1993

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

1
Bounds2 marks
A mass is 22 kg, correct to the nearest whole number. Write down the lower bound.
2
Solving Quadratics3 marks
Solve x^2 + 7x - 8 = 0.
3
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 7, y = 21. Work out y when x = 9.
4
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 3. Work out the gradient of a line perpendicular to it.
5
Conditional Probability3 marks
14 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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