Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
5th March 2002
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 8x^2 - 9.
- 2Compound Interest and Depreciation3 marks
£2300 is invested at 4% compound interest per year. Work out the value after 4 years, to the nearest penny.
- 3Area and Perimeter2 marks
A triangle has a base of 12 cm and a perpendicular height of 12 cm. Work out its area.
- 4Probability Trees3 marks
A bag holds 10 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Averages from Frequency Tables3 marks
In a survey 5 households own 1 car, 6 own 2 cars and 3 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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