Foundation Plus
15th August 1972
- 1Substitution3 marks
Use v = u + at with u = 8, a = 5 and t = 3. Work out v.
- 2Compound Interest and Depreciation3 marks
£1600 is invested at 5% compound interest per year. Work out the value after 4 years, to the nearest penny.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 17 cm and one shorter side of 15 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 2 red and 7 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 156 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 1972, including the monthly compilation PDF.