Daily Practice

Higher

21st June 1987

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

1
Bounds2 marks
A mass is 8.7 kg, correct to 1 decimal place. Write down the lower bound.
2
Solving Quadratics3 marks
Solve x^2 + 17x + 72 = 0.
3
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 20. Work out y when x = 4.
4
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -2. Work out the gradient of a line perpendicular to it.
5
Conditional Probability3 marks
11 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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