Foundation Plus
13th July 1959
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 6x^2 - 5.
- 2Repeated Percentage Change3 marks
A town's population is 2000 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.
- 3Transformations2 marks
The point (-6, -5) is rotated 90° anticlockwise about the origin. Write down the coordinates of the image.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
- 5Averages from Frequency Tables3 marks
In a survey 7 households own 1 car, 6 own 2 cars and 2 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1959, including the monthly compilation PDF.