Foundation Plus
20th March 1978
- 1Probability Trees3 marks
A bag holds 4 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Two Way Tables3 marks
Of 62 students, 25 study French, 30 study German and 4 study both. How many study neither?
- 3Prime Factors, HCF and LCM3 marks
Write 96 as a product of its prime factors, using index form.
- 4Equation of a Line3 marks
A line has gradient -2 and passes through (5, -1). Work out its equation.
- 5Repeated Percentage Change3 marks
A town's population is 7500 and grows by 4% each year. Work out the population after 6 years, to the nearest whole number.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1978, including the monthly compilation PDF.