Daily Practice
Higher
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3rd October 1971
- 1Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 24. Work out y when x = 12.
- 2Sector 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.
- 3Conditional Probability3 marks
23 students study Spanish and 3 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Box Plots2 marks
A box plot has a minimum of 8 and a maximum of 19. Work out the range.
- 5Reverse Percentages3 marks
A bill is £456 including VAT at 20%. Work out the amount before VAT.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1971, including the monthly compilation PDF.