Daily Practice - Foundation Plus
1st September 1994
- 1Substitution3 marks
Use v = u + at with u = 3, a = 5 and t = 6. Work out v.
- 2Speed and Density2 marks
A block has volume 85 cm^3 and density 7.5 g/cm^3. Work out its mass.
- 3Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 2. The smaller has an area of 26 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?
- 5Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 56 values. What cumulative frequency do you read across from to estimate the lower quartile?
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