Daily Practice · Higher
Daily Practice - Higher
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21st March 1993
- 1Surds2 marks
Write sqrt(48) in the form a sqrt(b), where b is as small as possible.
- 2Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 4x - 9, work out y when x = 0.
- 3Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 48. Work out y when x = 12.
- 4Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 4 cm and angle 120°. Work out its area, to 1 decimal place.
- 5Conditional Probability3 marks
19 students study Spanish and 11 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 March 1993, including the monthly compilation PDF.