Daily Practice - Foundation Plus
27th February 1992
- 1Best Buy Questions3 marks
A pack of 8 batteries costs £3.60. A pack of 32 costs £13.76. Which pack is better value?
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 60°. How many sides does it have?
- 3Probability Trees3 marks
3 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Scatter Graphs2 marks
A scatter graph plots a car's engine size and the miles it does per gallon. What type of correlation would you expect?
- 5Error Intervals2 marks
A number y is 62 when truncated to the nearest whole number. Write down the error interval for y.
You are looking at an earlier sheet. Today's sheet is the one that adds a day.
Your run is kept in this browser only, and there is no account.
Recent Foundation Plus sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1992, including the monthly compilation PDF.