Higher Plus
5th March 1957
- 1Histograms2 marks
On a histogram, a 5-wide bar and a 15-wide bar have the same frequency density of 2. How many more values are in the wider class?
- 2Surds3 marks
Expand and simplify (8 + sqrt(3))(8 - sqrt(3)).
- 3Rearranging Harder Formulae3 marks
Make x the subject of 3x + 3 = y(x + 3).
- 4Velocity Time Graphs3 marks
A cyclist speeds up steadily from 3 m/s to 14 m/s over 12 seconds. Use the area under the velocity-time graph to find the distance travelled.
- 53d Pythagoras and Trigonometry3 marks
A cuboid measures 14 cm by 4 cm by 13 cm. Work out the length of the longest diagonal inside it, 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 March 1957, including the monthly compilation PDF.