Daily Practice

Higher

21st November 1983

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

1
Standard Form2 marks
Work out (2 x 10^8) x (2 x 10^-4). Give your answer in standard form.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - x - 7, work out y when x = 1.
3
Repeated Percentage Change3 marks
A price rises by 15% and then falls by 15%. Work out the overall percentage change, to 2 decimal places.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 13 cm and angle 45°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
9 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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