Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
4th October 2010
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 500 times. How many heads would you expect?
- 2Averages from Frequency Tables3 marks
In a survey 8 households own 1 car, 9 own 2 cars and 8 own 3 cars. Work out the mean number of cars, to 2 decimal places.
- 3Standard Form2 marks
Write 46800 in standard form.
- 4Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 10.
- 5Repeated Percentage Change3 marks
A town's population is 21000 and grows by 5% each year. Work out the population after 6 years, to the nearest whole number.
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Every sheet is deterministic: the same date always regenerates the same five questions. All of October 2010, including the monthly compilation PDF.