Higher Plus
14th January 1962
- 1Histograms2 marks
On a histogram, a 10-wide bar and a 20-wide bar have the same frequency density of 3. How many more values are in the wider class?
- 2Bounds3 marks
x = 60 and y = 44, each correct to the nearest whole number. Work out the upper bound of x - y.
- 3Transforming Graphs y=f(x)3 marks
The point (-5, 3) lies on y = f(x). Write down its image on y = f(-x).
- 4Velocity Time Graphs3 marks
A cyclist speeds up steadily from 5 m/s to 22 m/s over 8 seconds. Use the area under the velocity-time graph to find the distance travelled.
- 53d Pythagoras and Trigonometry3 marks
A cuboid measures 10 cm by 7 cm by 11 cm tall. Work out the angle between its longest internal diagonal and the base, to 1 decimal place.
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