Foundation Plus
13th November 1972
- 1Inequalities on Graphs3 marks
Does the point (-4, 8) satisfy y > -2x + 6?
- 2Repeated Percentage Change3 marks
A town's population is 37500 and grows by 3% each year. Work out the population after 2 years, to the nearest whole number.
- 3Angles in Parallel Lines2 marks
Two parallel lines are crossed by a straight line. One of a pair of corresponding angles is 124°. Work out the other, and give a reason.
- 4Probability Trees3 marks
A bag holds 4 red and 3 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 10 < x <= 15. The frequencies in order are 7, 11, 21, 3, 16. Write down the modal class.
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