Foundation Plus
19th September 1986
- 1Substitution3 marks
Use v = u + at with u = 8, a = 9 and t = 2. Work out v.
- 2Proportion2 marks
8 identical batteries cost £2.80. Work out the cost of 4 of the same batteries.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 25 cm and one shorter side of 7 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 10 red and 2 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 208 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 September 1986, including the monthly compilation PDF.