Daily Practice
Foundation
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3rd September 1985
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
- 2Two Way Tables3 marks
In a group of 80 students, 50 are boys. 25 boys and 5 girls bring a packed lunch. How many students do not?
- 3Estimating2 marks
Estimate 795 x 11 by rounding each number to 1 significant figure.
- 4Substitution2 marks
Work out the value of 4x - 1 when x = -5.
- 5Scale Drawings2 marks
A map has a scale of 1 : 10000. Two villages are 6.5 cm apart on the map. How far apart are they in real life, in km?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1985, including the monthly compilation PDF.