Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
13th June 2016
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 4x^2 - 5.
- 2Repeated Percentage Change3 marks
A town's population is 22500 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 13 cm^2. Work out the area of the larger.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 200 times. How many heads would you expect?
- 5Averages from Frequency Tables3 marks
In a survey 4 households own 1 car, 2 own 2 cars and 6 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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