Foundation Plus
7th April 1977
- 1Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 0 < x <= 5. The frequencies in order are 3, 21, 16, 11, 7. Write down the modal class.
- 2Indices2 marks
Write (4^6)^2 as a single power of 4.
- 3Solving Simultaneous Equations Graphically3 marks
The lines y = -4x + 28 and y = -2x + 18 are drawn. Write down the coordinates of the point where they cross.
- 4Best Buy Questions3 marks
A pack of 11 batteries costs £2.20. A pack of 33 costs £5.28. Which pack is better value?
- 5Cylinders2 marks
A cylinder has radius 9 cm and height 5 cm. Work out its curved surface area, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1977, including the monthly compilation PDF.