Foundation Plus
10th August 1989
- 1Substitution3 marks
Use v = u + at with u = 10, a = 9 and t = 2. Work out v.
- 2Speed and Density2 marks
A block has volume 65 cm^3 and density 11 g/cm^3. Work out its mass.
- 3SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 13 cm and an angle of 43°. Work out the side adjacent to that angle, to 1 decimal place.
- 4Probability Trees3 marks
A bag holds 8 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 5Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 72 values. What cumulative frequency do you read across from to estimate the lower quartile?
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