Foundation
17th December 1985
- 1Substitution3 marks
Use v = u + at with u = 7, a = 2 and t = 5. Work out v.
- 2Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 10.5 cm apart on the map. How far apart are they in real life, in km?
- 3Angles2 marks
Two of the angles in a triangle are 60° and 62°. Work out the third angle.
- 4Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 100 times. How many heads would you expect?
- 5Averages from Frequency Tables3 marks
In a survey 8 households own 1 car, 6 own 2 cars and 7 own 3 cars. Work out the mean number of cars, 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 December 1985, including the monthly compilation PDF.