Daily Practice
Foundation Plus
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7th September 1969
- 1Real Life and Distance Time Graphs2 marks
Finlay drives 280 km in 4 hours. Work out the average speed in km/h.
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 15°. How many sides does it have?
- 3Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Capture Recapture3 marks
25 newts are marked and released. Later 84 are caught, of which 7 are marked. Estimate the population.
- 5Error Intervals2 marks
A number y is 78 when truncated to the nearest whole number. Write down the error interval for y.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1969, including the monthly compilation PDF.