Daily Practice
Higher
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20th July 1980
- 1Box Plots2 marks
A box plot has a minimum of 19 and a maximum of 48. Work out the range.
- 2Standard Form3 marks
Work out (35 x 10^9) / (7 x 10^5). Give your answer in standard form.
- 3Expanding Triple Brackets3 marks
Expand and simplify (x + 5)(x + 1)(x + 1).
- 4Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 15. Work out y when x = 3.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 13 cm and one shorter side of 5 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 July 1980, including the monthly compilation PDF.