Daily Practice
Higher
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14th January 1970
- 1Cumulative Frequency2 marks
Four classes in order have frequencies 5, 11, 8, 9. Write down the cumulative frequency at the end of the third class.
- 2Reverse Percentages3 marks
A bill is £336 including VAT at 20%. Work out the amount before VAT.
- 3Expanding Triple Brackets3 marks
Expand and simplify (x + 4)(x - 1)(x - 1).
- 4Speed and Density2 marks
A block has volume 145 cm^3 and density 11 g/cm^3. Work out its mass.
- 5Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 4 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 January 1970, including the monthly compilation PDF.