Foundation Plus
19th August 1985
- 1Substitution3 marks
Use v = u + at with u = 10, a = 9 and t = 3. Work out v.
- 2Repeated Percentage Change3 marks
A town's population is 26000 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 6 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 3 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 220 values. What cumulative frequency do you read across from to estimate the lower quartile?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of August 1985, including the monthly compilation PDF.