Foundation Plus
13th March 1981
- 1Equation of a Line3 marks
A line has gradient 1 and passes through (1, 9). Work out its equation.
- 2Proportion2 marks
3 identical batteries cost £1.95. Work out the cost of 10 of the same batteries.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 41 cm and one shorter side of 40 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 7 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Two Way Tables3 marks
Of 78 students, 32 study French, 33 study German and 3 study both. How many study neither?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1981, including the monthly compilation PDF.