Foundation Plus
30th October 1961
- 1Expanding and Factorising Quadratics3 marks
Factorise x^2 - 10x + 9.
- 2Repeated Percentage Change3 marks
A town's population is 21500 and grows by 8% each year. Work out the population after 6 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 131°. Work out the other, and give a reason.
- 4Probability Trees3 marks
A bag holds 2 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Scatter Graphs2 marks
A scatter graph plots the number of pages in a book and its price. What type of correlation would you expect?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1961, including the monthly compilation PDF.