Foundation
7th November 1978
- 1Proportion2 marks
6 identical notebooks cost £7.50. Work out the cost of 2 of the same notebooks.
- 2Angles1 mark
Two angles sit next to each other on a straight line. One of them is 145°. Work out the other.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 100 times. How many heads would you expect?
- 4Frequency Trees3 marks
80 people were surveyed. 60 were adults, of whom 15 said yes. 5 of the children said yes. How many said yes altogether?
- 5Using a Calculator2 marks
Work out (20 + 10 x 4) / 4, giving your answer to 2 decimal places.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1978, including the monthly compilation PDF.