Daily Practice · Foundation Plus
Daily Practice - Foundation Plus
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30th September 1992
- 1Percentages2 marks
Work out 25% of 300.
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 72°. How many sides does it have?
- 3Probability Trees3 marks
3 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Averages from Frequency Tables3 marks
In a survey 8 households own 1 car, 5 own 2 cars and 8 own 3 cars. Work out the mean number of cars, to 2 decimal places.
- 5Error Intervals2 marks
A number y is 15 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 1992, including the monthly compilation PDF.