Daily Practice
Higher
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30th October 1988
- 1Box Plots2 marks
A box plot has a minimum of 3 and a maximum of 56. Work out the range.
- 2Reverse Percentages3 marks
A bill is £504 including VAT at 20%. Work out the amount before VAT.
- 3Expanding Triple Brackets3 marks
Expand and simplify (x + 1)(x - 4)(x + 1).
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 9. Work out y when x = 3.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 3 cm. Work out the other shorter side.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1988, including the monthly compilation PDF.