Daily Practice · Foundation Plus
Daily Practice - Foundation Plus
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24th April 1993
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 200 times. How many heads would you expect?
- 2Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 140 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 3Standard Form2 marks
Write 1200000 in standard form.
- 4Substitution3 marks
Use v = u + at with u = 13, a = 2 and t = 3. Work out v.
- 5Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 16. Work out y when x = 15.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1993, including the monthly compilation PDF.