Foundation
3rd September 1963
- 1Scale Drawings2 marks
A model of a lorry is built to a scale of 1 : 50. The real length is 2 m. How long is the model, in cm?
- 2Angles1 mark
Two angles sit next to each other on a straight line. One of them is 151°. Work out the other.
- 3Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 500 times. How many heads would you expect?
- 4Frequency Trees3 marks
170 people were surveyed. 80 were adults, of whom 25 said yes. 5 of the children said yes. How many said yes altogether?
- 5Using a Calculator2 marks
Work out (4 + 7 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 September 1963, including the monthly compilation PDF.