Foundation Plus
1st December 1979
- 1Inequalities on Graphs3 marks
Does the point (1, 9) satisfy y > 3x - 2?
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 10. Work out y when x = 7.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 3 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 4 red and 7 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 5 < x <= 10. The frequencies in order are 21, 11, 16, 3, 7. Write down the modal class.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1979, including the monthly compilation PDF.