Foundation Plus
8th November 1965
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 6.
- 2Repeated Percentage Change3 marks
A town's population is 35000 and grows by 5% each year. Work out the population after 4 years, to the nearest whole number.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 21 cm and an angle of 34°. Work out the side opposite that angle, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 6 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Averages from Frequency Tables3 marks
In a survey 6 households own 1 car, 2 own 2 cars and 3 own 3 cars. Work out the mean number of cars, to 2 decimal places.
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