Foundation Plus
10th September 1990
- 1Substitution3 marks
Use v = u + at with u = 12, a = 8 and t = 4. Work out v.
- 2Repeated Percentage Change3 marks
A town's population is 31500 and grows by 4% 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 8 cm and an angle of 40°. Work out the side adjacent to that angle, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 4 red and 8 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 108 values. What cumulative frequency do you read across from to estimate the lower quartile?
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