Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
2nd April 2009
- 1Standard Form3 marks
Work out (27 x 10^10) / (9 x 10^4). Give your answer in standard form.
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 8x - 5, work out y when x = -2.
- 3Repeated Percentage Change3 marks
A town's population is 30500 and grows by 6% each year. Work out the population after 3 years, to the nearest whole number.
- 4Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 3 cm and angle 180°. Work out its area, to 1 decimal place.
- 5Conditional Probability3 marks
28 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
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