Foundation Plus
4th February 1971
- 1Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 9.
- 2Speed and Density2 marks
A block has volume 90 cm^3 and density 11 g/cm^3. Work out its mass.
- 3Angles in Parallel Lines2 marks
Two parallel lines are crossed by a straight line. One of a pair of corresponding angles is 102°. Work out the other, and give a reason.
- 4Probability Trees3 marks
A bag holds 3 red and 8 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Averages from Frequency Tables3 marks
In a survey 8 households own 1 car, 7 own 2 cars and 6 own 3 cars. Work out the mean number of cars, to 2 decimal places.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Foundation Plus sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1971, including the monthly compilation PDF.