Daily Practice
Higher
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8th August 1980
- 1Bounds2 marks
A mass is 43 kg, correct to the nearest whole number. Write down the upper bound.
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 3x - 11, work out y when x = 5.
- 3Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 30. Work out y when x = 11.
- 4Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 12 cm and angle 120°. Work out its area, to 1 decimal place.
- 5Conditional Probability3 marks
11 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1980, including the monthly compilation PDF.